Onychauxis

Onychauxis
Classification and external resources
Specialty	medical genetics
ICD-10	L60.2, Q84.5
ICD-9-CM	703.8, 757.5
DiseasesDB	32084

Onychauxis presents with thickened nails without deformity, and this simple thickening may be the result of trauma, acromegaly, Darier's disease, psoriasis, or pityriasis rubra pilaris, or, in some cases, hereditary.^[1]^:783^[2]

References

↑ James, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders. ISBN 0-7216-2921-0.
↑ Rapini, Ronald P.; Bolognia, Jean L.; Jorizzo, Joseph L. (2007). Dermatology: 2-Volume Set. St. Louis: Mosby. ISBN 1-4160-2999-0.

Disorders of skin appendages (L60–L75, 703–706)

Nail

thickness: Onychogryphosis
Onychauxis

shape: Koilonychia
Nail clubbing

behavior: Onychotillomania
Onychophagia

other: Ingrown nail
Anonychia

Hair

Hair loss/
Baldness

noncicatricial alopecia: Alopecia
- areata
- totalis
- universalis
- Ophiasis

Androgenic alopecia (male-pattern baldness)
Hypotrichosis
Telogen effluvium
Traction alopecia
Lichen planopilaris
Trichorrhexis nodosa
Alopecia neoplastica
Anagen effluvium
Alopecia mucinosa

Hypertrichosis

Acneiform eruption

Acne	Acne vulgaris Acne conglobata Acne miliaris necrotica Tropical acne Infantile acne/Neonatal acne Excoriated acne Acne fulminans Acne medicamentosa (e.g., steroid acne) Halogen acne Iododerma Bromoderma Chloracne Oil acne Tar acne Acne cosmetica Occupational acne Acne aestivalis Acne keloidalis nuchae Acne mechanica Acne with facial edema Pomade acne Acne necrotica Blackhead Lupus miliaris disseminatus faciei

Rosacea	Perioral dermatitis Granulomatous perioral dermatitis Phymatous rosacea Rhinophyma Blepharophyma Gnathophyma Metophyma Otophyma Papulopustular rosacea Lupoid rosacea Erythrotelangiectatic rosacea Glandular rosacea Gram-negative rosacea Steroid rosacea Ocular rosacea Persistent edema of rosacea Rosacea conglobata variants Periorificial dermatitis Pyoderma faciale

Ungrouped	Granulomatous facial dermatitis Idiopathic facial aseptic granuloma Periorbital dermatitis SAPHO syndrome

Follicular cysts

"Sebaceous cyst"
- Epidermoid cyst
- Trichilemmal cyst
Steatocystoma
- simplex
- multiplex
Milia

Inflammation

Hidradenitis

Ungrouped

Sweat glands

Eccrine	Miliaria Colloid milium Miliaria crystalline Miliaria profunda Miliaria pustulosa Miliaria rubra Occlusion miliaria Postmiliarial hypohidrosis Granulosis rubra nasi Ross’ syndrome Anhidrosis Hyperhidrosis Generalized Gustatory Palmoplantar

Apocrine	Body odor Chromhidrosis Fox–Fordyce disease

Sebaceous	Sebaceous hyperplasia

Congenital malformations and deformations of skin appendages (Q84, 757.4–757.5)

Nail disease	Anonychia Leukonychia Pachyonychia congenita/Onychauxis Koilonychia

Hair disease	hypotrichosis/abnormalities: keratin disease Monilethrix IBIDS syndrome Sabinas brittle hair syndrome Pili annulati Pili torti Uncombable hair syndrome Björnstad syndrome Giant axonal neuropathy with curly hair hypertrichosis: Zimmermann–Laband syndrome

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Onychauxis

See also

References