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Difference between revisions of "Pilar cyst"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = Trichilemmal_cyst_-_intermed_mag.jpg | |||
| Width = | |||
| Caption = Pilar cyst. [[H&E stain]]. | |||
| Micro = cyst lining by a stratified squamous epithelium without a granular layer - contains keratin; no significant nuclear atypia; +/-[[granuloma|granulomatous inflammation]] (due to rupture) | |||
| Subtypes = | |||
| LMDDx = [[epidermal inclusion cyst]] | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = nodule +/-yellow colour | |||
| Grossing = | |||
| Site = [[skin]] - usu. scalp | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = very common | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = other [[skin cysts]] | |||
}} | |||
'''Pilar cyst''', also known as a '''trichilemmal cyst''', is a common benign [[dermal cysts|skin cyst]]. | '''Pilar cyst''', also known as a '''trichilemmal cyst''', is a common benign [[dermal cysts|skin cyst]]. | ||