, a bulky skin fold along the upper edge of the gluteal sulcus), while the territory of route 3, in association with the perineal branches of the posterior femoral cutaneous nerve, almost corresponded to. Under the breasts. This sacroiliac joint provides a stable. 1. The cleft lift is an excellent operation for pilonidal disease. The psoriasis butt of a joke. I think getting the ultrasound is a great idea because we do want to see if there is an issue with the lower part of the spinal cord. Sacral epidermal anomalies include dimples, tracts, lipomas, hemangiomas, and tufts of hair and may be associated with a neural tube defect, such as spina bifida. It can be performed in the primary patient without perianal disease, with a 98. Superior gluteal nerve. Cross-sectional. The gluteal region includes the rounded, posterior buttocks and the laterally placed hip region. It goes laterally up to a virtual line converging the anterior superior iliac spine to the anterior edge of higher trochanter and Medially goes up to mid-dorsal line and natal cleft. Slightly above the ischial tuberosity is MTP2, the most common trigger point of this muscle. 31 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Includes the gluteus maximus, gluteus medius, gluteus minimus and tensor fascia lata. Mark a point towards the cleft that is the same distance as the markings from the columellar base to nasal sill point (without lines). Advertisement. #asymmetricskinfolds #anatomynote #glutealskinfolds #skinfolds #shorts #youtubeshorts☠️ DONT CLICK THIS: support our Odysee chan. A pilonidal cyst can be extremely painful especially when sitting. Sacral Dimple. 7% success rate. Glute imbalance can cause pain up and down the kinetic chain and can cause pain in both the affected limb, as well as the opposite side, according to Dr. Other than that you should avoid sitting on the coimmode with your cleft being over stretched, try sitting side ways on it, till this heals. $32. Figure 1. at the top of the gluteal crease, not related to bowel movements and frequently just located on the underwear. It is one o…Interestingly, anomalies of the gluteal crease are the most commonly encountered findings in well neonates, with 1 study reporting an incidence of 24. Learn more about how to deal with. NO SLOUGH. Function: flexion, medial rotation and abduction of the hip, stabilisation of the knee via the iliotibial bandDeep gluteal syndrome is pain and numbness you feel in your buttocks (bottom) that can sometimes go down the back of your leg. Ultrasound is valuable for imaging of infants and young children and for evaluating superficial lesions. The aim of this article was to summarize results of the consensus sessions that occurred at the Wound Ostomy Continence Nurses' Society National conferences in 2011 and 2012, and to highlight. Pus is a collection of dead white blood cells and bacteria. The superior and inferior gluteal nerves are infrequently injured in the pelvis and gluteal region, usually because of iatrogenic injury. Gluteus Maximus. A 71-year-old woman with no relevant medical history presented with recurrent painful erosions on the gingivae and gluteal cleft of 1 year’s duration. The intergluteal cleft is a surface anatomy landmark of the pelvis and lower limb. The most common location was the gluteal cleft. Whe the skin lateral to the dimple is stretched, skin can be seen covering the entire dimpled area. Dermoid cysts need to be removed because they can grow larger or become infected. The intergluteal cleft or just gluteal cleft, also known by a number of synonyms, including natal cleft, butt crack, and cluneal cleft, is the groove between the buttocks that runs from just below the sacrum to the perineum, [1] so named because it forms the visible border between the external rounded protrusions of the gluteus maximus muscles. M. Created for people with ongoing healthcare needs but benefits everyone. buttocks The intergluteal cleft or just gluteal cleft, also known by a number of synonyms, including natal cleft, butt crack, and cluneal cleft, is the groove between the buttocks that runs from just below the sacrum to the perineum, so named because it forms the visible border between the external rounded protrusions of the. The purpose of this study was to illustrate the spectrum of solitary gluteal lesions in children. The histology is reproducible on each occasion. gluteal fold: [ fōld ] plica; a thin margin curved back on itself, or doubling. The skin may look absolutely normal. The flaps were raised from the lateral side above the fascia of the gluteus maximus muscle (Figure 1 b). 0. Once developed, the subcutaneous flap is placed into the perineal defect and the deepithelialised dermis is fixed to the contralateral pelvic floor remnant with Vicryl 2. The gluteal fold is formed by the fibrous attachment of the gluteal skin to the deep fascia, while the lower border of the gluteus. With an overall success rate of 96. These lesions are also often mistakenly labeled stage 1 or stage 2 pressure ulcers/injuries. The lesions appeared to spare the central crease and were tender. Identify the superficial structures of the anterior upper and lower leg beginning with the inguinal region and ending with the foot. The condition, which has an annual. A total of 34 (24%) patients had an abnormal spinal ultrasound; 15 (44%) of these infants underwent a lumbar magnetic resonance imaging. The boil may feel warm and swell as it fills with pus. Covers gluteus medius. Wound Ostomy Nurse, Iowa Health Home Care, USA. Do not get it in the eyes. Due to unclear efficacy of topical or systemic antibiotics, ASCRS recommends these agents as adjunct treatment for patients with significant cellulitis, immunosuppression or. I think this is one of the sexiest parts of human anatomy and I’ve been unable to find a. Prev; 1; 2; Next + Add. Because most studies on gluteal cleft shaving have used an arbitrary manner and method, effective frequency and extent of shaving have not been systematically studied. findings (hypertrichosis, haemangioma, caudal appendage, deviated gluteal fold, discharging sinus, etc) > 5mm in diameter, situated above the natal cleft or > 25mm from anus. This can then lead to the subsequent formation of a subcutaneous abscess from a persistent folliculitis. Impetigo, unspecified. This can then lead to the subsequent formation of a subcutaneous abscess from a persistent folliculitis. ITD Lesions are erythematous, moist red or red-brown, and beefy. The gluteal fold is the crease formed by the inferior aspect of the buttocks and the posterior upper thigh. 1111/j. 1) Cost – Twice-a-day application of a topical ointment containing balsam peru, castor oil and trypsin (BCT) at $48. Pilonidal cysts tend to occur on a person’s lower back, just above the cleft of the buttocks. The sacrum is a large concave triangular bone at the base of the spine that is the fusion of sacral vertebrae S1-S5. It then exits the pelvis through the foramen, below the piriformis muscle and above the superior. It is the deep furrow or groove that lies between the two gluteal regions (commonly known as the buttocks). Allow it to dry. Erythematous plaques in axillae - a report of two cases In its general usage, the term pilonidal cyst refers to an area located at the superior aspect of the gluteal cleft in the sacrococcygeal area as. 19. The gluteal region refers to the general region of the. runs over the piriformis between the gluteus medius and minimus. jpeds. Is the butt-crack also known as the gluteal cleft? Another term is gluteal sulcus (if you want to get really fancy :)). 1 iliac crest, 2 the anterior superior iliac spine, 3 natal cleft, 4 greater trochanter of the femur, 5 gluteal crease, 6a upper zone of the buttock (above the greater trochanters), 6b lower zone of the buttock (below the greater trochanters). Groin. According to a study by Weprin and Oakes, only seven of 1,000. Granuloma gluteale infantum is a rare form of napkin dermatitis in which there are reddish-purple nodules in the napkin (diaper) area of infants. See Table 1 for a list of all. amniotic fold the folded edge of the amnion where it rises over and finally encloses the embryo. Histology of porokeratosis. gluteal cleft synonyms: gluteal. with. Hair can then enter the abscess cavity and provoke a foreign body tissue reaction. Luke’s Health System of Idaho. They have no associated abnormalities (hairs, skin markings, etc. subcutaneous masses(M)withextension intoglutealmuscles. Pilonidal Abscess and sinus tracts do NOT communicate with anorectal region. A pilonidal cyst may not cause symptoms. I was merely ruling out an Acute Anal Fissure by the Q and A, which is a tear in the anus and is very painful during passage of. Scientists don’t know for sure what causes sacral dimples, but it may be genetic. The. The moisture increases the friction, which. A 4-mm punch biopsy of the gluteal cleft was. Hyperglycemia is also noted, and the patient has a history of poorly controlled type 2 diabetes. Intertriginous dermatitis (ITD), also referred to as intertrigo, is an inflammatory condition that affects opposing skin surfaces and can occur anywhere on the body where two surfaces are in contact. Route 1 supplied the skin along the gluteal cleft, route 2 the gluteal fold (i. The gluteal fold is the crease formed by the inferior aspect of the buttocks and the posterior upper thigh. cleft wounds and conducted a literature search as a basis for presentation to conference attendees, with the goal of gaining consensus regarding guidelines for accurate classification of these wounds. Branchial cleft cysts develop in the neck of young children. The gluteal cleft shield is directly applied on the skin and fixes itself above the waistband. The gluteal region comprises of superficial and deep muscle groups. 320 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 003Researchers from Tel Aviv performed a prospective observational study to assess whether infants with low-risk lumbar midline skin stigmata (MSS) should undergo ultrasound (US) to detect tethering of the spinal. Make sure that there is antimicrobial content included. Deep lateral rotators – group of smaller muscles that mainly act to laterally rotate. A 71-year-old woman with no relevant medical history presented with recurrent painful erosions on the gingivae and gluteal cleft of 1 year’s duration. The hip joint is the most stable joint in the body and is supported by a very strong capsule and several. Gluteal tendinopathy is a common cause of hip pain, especially in older women. For incision and drainage (I&D) of superficial abscess at any location, turn to 10060 Incision and drainage of abscess (eg, carbuncle, suppurative hidradenitis, cutaneous or subcutaneous abscess, cyst, furuncle or paronychia); simple or single or 10061. Erythematous plaques in axillae - a report of two cases In its general usage, the term pilonidal cyst refers to an area located at the superior aspect of the gluteal cleft in the sacrococcygeal area as. The cleft and peri-anal skin is intact. These anomalies occur in 4% of newborns 1 with fewer than half prompting medical concern. This is the American ICD-10-CM version of L89. I: Gluteal folds. The inferior gluteal artery originates as a branch of the anterior division of the internal iliac artery. In type I, there is a major degree of vertebral abnormalities, and. The _______ and ___________ are considered part of both the pelvis and the vertebral column. Senile gluteal dermatosis (SGD) is a common but seldom recognized condition. This muscle group consists of the gluteus maximus, gluteus medius, gluteus minimus and tensor fasciae latae. MASD is based on chemical content of moisture, friction, and presence pathogenic organisms. The gluteal fold flap was first described as a variation of the lotus petal flaps by Yii and Niranjan in 1996. According to studies, gluteus maximus is twice as heavy as the gluteus medius muscle and 27% heavier than the. It also extends from the iliac crest superiorly to the gluteal fold inferiorly. It is a visible border separating ass into two parts. Gluteal Fold Flap . Senile gluteal dermatosis (SGD) is a condition of the elderly where hyperkeratotic, lichenified skin lesions occur around the gluteal cleft and over the ischial tuberosities on the lower buttocks. What innervates the cutaneous portion of the gluteal region? At the superior level, the superior cluneal nerves. Signs. Anatomy. DRG 602 CELLULITIS WITH MCC. KEYWORDS: abscess, female, gluteal cleft, pilonidal cyst, pilonidal disease, women’s health P ilonidal disease (PD) is defined as a condition of the skin and subcutaneous tissue at or near the natal, or intergluteal, cleft (see Supplementary Figure S1). Some evidence has shown that. Epidermal cysts are common, benign, intradermal or subcutaneous, typically asymptomatic masses, ranging from 1 to 4 cm in size. The clinical manifestations, diagnosis, and management of pilonidal disease are presented here. It relates to pain in the entire buttock and. It is the deep furrow or groove that lies between the two gluteal regions (commonly known as the buttocks). Video shows what gluteal cleft means. The second reason is dead skin can accumulate in this area, which is hard to get rid of by yourself. 3 As an alternative to a lower body lift, Hurwitz et al 9 describe an oblique. Gluteal Fold/Gluteal Cleft Women's Plus Size V-Nec. Under the breasts. Pilonidal sinuses are characterized by natal cleft suppuration and are thought to initially result from a hair follicle infection. ), and the gluteal cleft is normal. Typically, pilonidal cysts occur after puberty. Iliac crest. In very mild cases, such as isolated. J Wound Ostomy Continence Nurs2013 May-Jun;40 (3):239-45. Pilonidal sinuses are characterized by natal cleft suppuration and are thought to initially result from a hair follicle infection. 21 A skin dimple is present on the flat portion of the sacrum well above the upper end of the gluteal cleft. info When clinicians can’t separate the gluteal cleft for skin integrity evaluation or cleansing and drying, skin breakdown may develop. The patient has an unusual sacral crease and sacral dimple. 5 cm area of induration, fluctuance, erythema, and tenderness to the right buttock along the gluteal cleft. Transformation to squamous-cell carcinoma is rare. Treatment of a gluteal injury depends upon the type of the trauma. Codes within the T section that include the external cause do not require an additional external cause codeIAD can erode this barrier, causing severe and uncomfortable symptoms. Pain. OBJECTIVE. It most commonly affects males aged 16-30 years. The gluteal muscles are the most superficial group of the posterior hip and thigh muscles. 11,. The gluteal cleft and the gluteal fold both occur normally in humans. The inferior extent of the buttock is marked by a gluteal fold of skin below. 31 - other international versions of ICD-10 L02. doi: 10. We present a case of a 61-year-old male patient with a large, growing. The rotating of tissue causes the gluteal cleft to shift. This pain is caused by the muscles, skin, and blood vessels in your buttocks pressing on nerves. Pilonidal Cyst. She previously was diagnosed by her periodontist with erosive lichen planus and was prescribed topical and oral steroids with minimal improvement. FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. k. The most widely accepted theory for pilonidal sinus disease development begins with a hair follicle in the intergluteal cleft becoming infected. Free initial enquiries. These cysts are usually caused by a skin infection and they often. Gluteus Maximus. Tinea is another name for ringworm, and cruris means groin. These four muscles fill the gluteal (buttock) region and provide it with shape and form. Below your breasts. It separates the two. By palpation there is no bony prominence and it is blanchable erythema. Perianal tinea is uncommon. Female is a wider iliac cree and pelvic bowl. 4 When the skin is moist, it is. The goal of the cleft lift procedure is to undermine and completely obliterate the gluteal cleft in the diseased area. report on a post-surgical case of gluteal compartment syndrome in which the gluteus was tight, not painful and compartment pressures were elevated. Bockhart's impetigo. An official website of the United States government. Differential Diagnosis. gallstones, kidney stones, liver disease, diseases of the female reproductive, and. A laryngeal cleft (or laryngotracheal cleft) is an abnormal opening between the larynx and the esophagus through which food and liquid can pass through the larynx into the lungs. The musculature is formed principally by the three gluteal muscles: Maximus, medius, and minimus. Nerve entrapment in the deep gluteal space. Tethered cord syndrome is a type of occult spinal dysraphism that puts abnormal traction on the. Non-bullous impetigo. The gluteal cleft shield is directly applied on the skin and fixes itself above the waistband. These anomalies occur in 4% of newborns 1 with fewer than half prompting medical concern. The depth of the acetabulum is increased by a triangular fibrocartilage structure called the labrum that attaches along its outer rim. Because of where it’s located you get more than just itching. 3 Loose hairs trapped in the natal cleft traumatize and penetrate the skin, creating a foreign body reaction that may ultimately lead to formation of midline pits and, in some cases, secondary infection. The scientific name for the single gluteal fold is the infra gluteal fold. Apply the bacitracin ointment there after. amniotic fold the folded edge of the amnion where it rises over and finally encloses the embryo. , a bulky skin fold along the upper edge of the gluteal sulcus), and route 3, just along the gluteal sulcus. Your symptoms might include. A 35-year-old patient is pictured in 2B 6 months after combined bilateral pudendal and gluteal flap pelvic reconstruction. A fingertip placed on the dimple can be “rolled around” the tip of the coccyx. According to these authors, this deformity occurs because of direct elevation of the gluteal cleft, and medial redistribution of excess inferior gluteal tissue into the cleft. 02 [convert to ICD-9-CM] Gluteal tendinitis, left hip. A pilonidal cyst typically is diagnosed. Pilonidal disease is a common condition of the skin and subcutaneous tissue at or near the upper part of the natal cleft of the buttocks. 6% (in Turkey). He explains that the pain has been there for months, but over the. Motor function is generally more affected than sensory function and is correlated with the level of spinal aplasia. Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. 2. It is located between the thighs, and represents the most inferior part of the pelvic outlet. People may experience: Pain – severe pain near intramuscular soft tissue in the gluteal region. Learn more. Medially, the region extends to the mid. Intertrigo, or intertriginous dermatitis, is a common inflammatory condition of skin folds characterized by moist erythema, malodor, weeping, pruritus, and tenderness ( picture 1A-D ). x. This is the American ICD-10-CM version of S31. Self-diagnosable: Any signs of warmness, pain, and tenderness in the area of gluteal region should be reported to doctor immediately. . Their clinical finding shows the L4/5 level is the main level responsible for gluteal pain in lumbar disc hernia. When the appendix becomes inflamed, the surrounding fat becomes. In those 3 routes, we noted the consistent morphology of the thick and long, first cutaneous branch of the IPA. It extends from sacral level S3 or S4 and ends just inferior to the apex of the sacrum , at the level of the anus. Ten gluteal fold fasciocutaneous flaps were performed in seven patients at the time of radical anorectal excision. E11. kdmahnke13. Gluteal Region is the back and side of lateral half of pelvic region. not so much: Pilonidal "dimples" are properly called "pits", are always in the midline in the gluteal cleft, and are where infection of the pilonidal cyst starts, as dislodged hairs can work themselves into these. A pilonidal sinus affects the natal cleft, which is the top of the crease of the buttocks, just under the tailbone. Patients present with pain, swelling, and. Guideline 6: First Find and Palpate the Target Muscle in the Easiest Place Possible, 107. Hyperkeratotic lichenified skin lesion of gluteal region. Innervation. The skin may look absolutely normal. With an overall success rate of 96. Gluteal Region is the back and side of lateral half of pelvic region. , a bulky skin fold along the upper edge of the gluteal sulcus), and route 3, just along the gluteal sulcus. This procedure detaches the skin of the gluteal cleft from the underlying subcutaneous tissue as a flap. Challenges in classification of gluteal cleft and buttocks wounds: consensus session reports. A coccygeal pit was. 5cms from anal verge o Vascular lesion e. Superior and Inferior Gluteal Nerves. The first is due to the buttocks getting the least amount of sun exposure. Pilonidal sinuses are characterized by natal cleft suppuration and are thought to initially result from a hair follicle infection. The gluteal cleft is the area of separation between the two buttocks. 96. The inferior gluteal nerve is a motor nerve responsible for the motor activity of the gluteus maximus muscle. On exam, he had an 8 cm x 2. Tests like an ultrasound an endoscopy (using a flexible tube with a camera to see inside the body), a computed tomography (CT) scan , and magnetic resonance imaging. A. Gluteal cleft shield is a cover which is used to avoid problems related to gluteal cleft. The right gluteal crease is lower than the left. Cutaneous abscess of gluteal region. Its limits are (Fig. Incontinence-associated dermatitis due to dual urinary and fecal incontinence affecting the perineal skin, gluteal cleft, both buttocks, and inner thighs. Draw crossection at great trochanter and show extents of gluteal fascia. It’s a type of psoriasis that appears in areas where your skin rubs against itself (skin folds), including: Armpits (axilla). 19. About 1:1000 babies: It depends on the ethnic group, the family and pregnancy history, etc. The crooked gluteal fold seems to be caused by more fat on one side than the other. Pilonidal sinus, also known as pilonidal cyst, arises in the hair follicles as an abscess or a sinus tract with intermittent discharge. diseases of the male reproductive organs. 317 may differ. A dorsal view of die same infant shows the asymmetric gluteal folds and odier skin folds. 5. 2011 Mar;32 (3):109-13. Here's how you know. b Drawing. Results. The damaging effects of moisture, pressure, friction, and shear on human tissue are well-known among wound care. gluteal fold: [ fōld ] plica; a thin margin curved back on itself, or doubling. ), and the gluteal cleft is normal. Gluteal Fold/Gluteal Cleft Women's Long Sleeve T-S. The hip joint consists of the femoral head (ball) and the acetabulum (socket), a cavity created by the hips bones. Anatomically it is part of the trunk. If a sacral dimple is paired with other symptoms such as bruising, tufts of hair or skin tags, it could be a sign of a spinal condition. ), and the gluteal cleft is normal. Gluteal cleft asymmetry refers to a condition where the size, shape, and symmetry of the “cleft” (butt crack) between the buttocks is not equal, typically. Mark the wet-dry border on each side. 8%. DRG 603 CELLULITIS WITHOUT MCC. These include: Piriformis syndrome. Spinal dysraphism refers to a group of congenital spinal anomalies resulting from incomplete closure of the neural tube early in fetal life. Sacrum, coccyx. In the neonatal period the asymmetry of the gluteal folds and odier skin folds is usually not as apparent as it is in diis infant. subfascial gluteal augmentation: a silicone implant is placed in the subfascial space, under the gluteus maximus muscle; intramuscular buttock augmentation: a silicone implant is placed inside the gluteus. It is characterized clinically by unilateral or bilateral hyperkeratotic, lichenified plaques on the gluteal area, being attributed to prolonged sitting, particularly in the elderly. The skin split due to over stretching of the gluteal cleft. Several structures can be involved in sciatic nerve entrapment within the gluteal space. Pilonidal disease is a reaction to hair in the gluteal cleft, in which unattached hairs injure or pierce the skin, resulting in a foreign body reaction. A person with a pilonidal cyst may experience swelling, pain, and skin discoloration in the affected. Pilonidal cysts can range from abscesses — painful collections of pus — to sinuses, and lead to persistent bloody drainage. The patient reported severe itching, stinging sensation, and intermittent rash in the gluteal cleft, perineum, and perianal region, with onset of symptoms 7 months previously. The Gluteus medius and minimus work together as hip abductors and are vital to normal. Posteriorly the ilium articulates with the sacrum. Definition The gluteal fold is the term used to describe the horizontal skin crease that forms below the buttocks, separating the upper thigh from the buttocks. Iliac crest. generally speaking, scoliosis can cause asymmetry of back and buttocks. Tensor fascia latae is the most anterior of the superficial gluteal muscles. ”. One of the more common examples being acute appendicitis. 5 Infrequently a patient can be asymptomatic with the lesion discovered on routine examination. It’s important not to mistake the transverse gluteal fold for the lower border of the gluteus maximus muscle. A sacral dimple. The patient is able to sit, has full pelvic range of motion, and sexual intercourse. a patch of hair by the dimple. 0 Definitions Manual. Read More. 2009. To our knowledge, no case of intergluteal cleft EPC has been reported in the literature in English and Spanish to date, so this would be the first reported case of such pathology. . The perineum is an anatomical region in the pelvis. • Perineum. L89. Let me give you an easy run down of how to stage pressure ulcers. Intertrigo in babies requires special care because the affected skin area is so delicate. 3 The elongated cleft may require excision and direct closure, leaving a vertical scar. The GFFs were performed alone (unilateral n = 3, bilateral n = 3) or in combination with a contralateral anterolateral thigh (ALT) myocutaneous flap (n = 1). separated at the intergluteal cleft (ass. 1 Now make a vertical incision from superior to inferior in the posterior thigh, starting at the gluteal fold above and ending below in the proximal calf— don’t go too deep or you will penetrate the fascia lata. The swab can be used to undergo a nucleic acid amplification test (NAAT), the most sensitive form of testing that identifies HSV based on its genetic material. Gluteal Deadlifts. Gluteal tendinopathy is a common cause of hip pain, especially in older women. It emerges from the lateral border of the psoas major muscle and courses inferolaterally to enter the iliac fossa. MASD is inflammation and erosion of the skin caused by prolonged exposure to various sources of moisture, including urine/stool, perspiration, exudate, ostomy effluent, mucus, and saliva. Dermoid cysts are usually found on the scalp, face or neck. 5 cm area of induration, fluctuance, erythema, and tenderness to the right buttock along the gluteal cleft. The intergluteal cleft (a. This region contains structures that support the urogenital and gastrointestinal systems – and it therefore plays an. Gluteal cleft Shield Gluteal cleft shield is a cover which is used to avoid problems related to gluteal cleft. Keep your arms straight as you lift the weight with your hips and glutes. 0b013e31828f1a2e. Gluteal cleft shield is a cover which is used to avoid problems related to gluteal cleft. Some consider the term spina bifida occulta. They may occur anywhere in the body, with a predilection for the face, neck, and trunk. gluteal cleft: English [edit] Noun [edit] Sense: groove between the buttocks [edit] Synonyms [edit] anal cleft; ass crack (vulgar, slang) buttcrack (US, vulgar, slang) crack; gluteal cleft; intergluteal cleft; natal cleft; Hyponyms [edit] builder's bum (UK, New Zealand, slang) plumber's crack (slang.