PPKs and Ectodermal Dysplasias Flashcards
Unna-Thost Syndrome
Non-epidermolytic PPK
AD
KQ
*ppk with erythematous border, secondary tinea, pitted keratolysis, no trangrediens
PPK with erythematous border, hyperhidrosis, secondary tinea reactions, pitted keratolysis, no transgrediens
Unna-Thost PPK (non-epidermolytic)
Vorner syndrome
Epidermolytic PPK
K1 or K9
clinically similar to Unna Thost PPK but with epidermolytic hyperkeratosis on path
Vorner syndrome (epidermolytic PPK)
Mal de Meleda
SLURP
Mutation in Unna-Thost syndrome
K1. (Non-epidermolytic PPK)
Mutation in Vorner syndrome
K1 or K9
Vorner syndrome is very similar to what other PPK?
Unna-Thost
Basically its the same )K1,K9) except Vorner has epidermolytic hyperkeratosis on path
Transgrediens PPK with malodor of the hands
Mal de Melinda
What facial finding do patients with Mal de Melinda get?
Perioral erythema
Mutilating keratoderma and deafness
VonWinkel syndrome
Mutation in VonWinkel syndrome
GJ26 (connexin 26)
Psuedoainhum
VonWinkel Syndrome
Psuedoainhum is a constriction of the 5th toe
What disease is Loricrin mutated in?
VonWinkel variant! (You get no deafness but more icthyosis)
Calcification of the falx/tentorium in a diffuse PPK
Papillon-Lefevre
Mutation in Cathepsin C
Papillon-Lefevre
&Haim Munk
PPK and periodontitis
Papillon-Lefevre and Haim Munk (Haim Munk also has onychogryphosis
PPK with periodontitis (trench mouth) and onychogryphosis (rams nails)
Haim Munk
Mutation in Haim Munk Disease
Cathepsin C
Mutation in Papillon-Lefevre
Cathepsin C
Cardiac Finding in Naxos
Right ventricular cardiomyopathy
Wooly hair
PPK
Cardiomyopathy
Naxos disease
Wooly hair
Naxos
Also carvajal syndrome
Mutation in Carvajal syndrome
Desmoplakin
Heart finding in Carvajal Syndrome
Dilated cardiomyopathy
Dilated cardiomyopathy and woolly hair
Carvajal syndrome
Mutilating PPK and periorificial plaques
Olmsted Syndrome
Mutilating perioral plaques, PPK
Olmstead
Howel-Evans mutation
TOC gene (tylosis-oeophageal carcinoma)
Focal PPK over areas of pressure plus esophageal carcinoma
Howel Evans Syndrome
TOC gene
Howel Evans syndrome
Pseudoherpetic keratitis
Richter-Hanhart Syndrome (Tyroinemia Type II)
Another name for Tyrosinemia Type II
Richter-Hanhart Syndrome
What do you treat Richner-Hanhart syndrome with?
Diet restricted in tyrosine and phenylalanine
PAINFUL focal PPK
Richner-Hanhart Syndrome
Painful focal ppk
Pseudoherpetic keratitis
Progressive MR
Treat with diet restriction of tyrosine and phenylalanine
Richter-Hanhart Syndrome
Mutation in Richner-Hanhart syndrome
TAT (hepatic tyrosine amino-transferase)
Tyrosine keratitis (tyrosine deposits in the eyes)
Richner-Hanhart syndrome
Mutation in Striate PPK
Desmo Glenn 1 and desmoplakin 1
Hyperkeratotic linear plaques on the volar fingers, proximal palms and soles
Striate PPK
Another name for erythrokeratoderma Variabilis
Mendes de Costa
Mutation in Mendes de Costa
GJB3, GJB4 (connexin 30.3, 31)
Erythematous migratory patches lasting only minutes to days, with fixed hyperkeratotic plaques
Mendes de Costa (erythrokeratoderma variabilis)
Connexin 30.3, 31
Same thing as GJB3, GJB4
*Mendes de Costa
What cancer is Howell-Evans syndrome at risk for?
Esophageal CA
Mutation in Clauston
GJB6 (connexin 30)
Hypotrichosis
Normal teeth and sweating
Diffuse PPK
Ocular abnormalities
Clouston Syndrome (hidrotic ectodermal dysplasia)
Mutation in connexin 30 (GJB6)
CLOUSTON
Mutation in EDA (Ectodysplasin A)
Christ-Siemens-Touraine/ Hypohidrotic Ectodermal Dysplasia
Periorbital hyperpigmentation ABSENT or conical teeth Sweating with heat intolerance Normal nails Everted thick lips Increased broncopulmonary infections
Christ-Siemens-Touraine (Anhidrotic Ectodermal Dysplasia)
Gene mutation in ectodermal dysplasia/skin fragility syndrome
Plakophilin-1
Plakophilin-1
Ectodermal Dysplasia/Skin fragility syndrome
Name some conditions with collodion baby
Most common - no bullous congenital erythroderma Lamellar ichthyosis Sjogren Larsson Netherton Hay-Wells syndrome TTD Gaucher Disease Type 2 Ectodermal Dysplasia Neutral Lipid Storage disease
Painful focal PPK in the first year of life, then developing painful corneal ulcers and painful keratitis
Richner-Hanhart syndrome (defect in tyrosinase)