Dermatology Flashcards
SJS vs TEN
Risk stratification score ?
Triggers ?
10 vs 30%
SCORTEN
Medications eg lamotrigine phenytoin carbamazepine isoniazid sulfamethoxazole allopurinol panado Brufen
Two skin conditions with positive Nikolsky
SJS/TEN
Staph scalded skin syndrome - NO MUCOSAL involvement
Toxic shock syndrome
Eg tampon, abscess
Sunburn rash
Red tongue
Desquamation palms and soles
Hypotension and multi organ dysfunction
Mx : ABx
Erythroderma
Kawasaki disease
What?
CRASH & Burn ?
Complications ?
Mx?
Médium vasculitis
Conjunctivitis
Rash
Adenopathy
Strawberry tongue
Hand and foot swelling
Fever 5 days
Coronary artery aneurysm
Aspirin
IVIG
Scarlet fever
Strep pyogenes
Sandpaper rash that blanched
Pastias lines
Exudate on tongue or very red tongue
Circumoral pallor
Complications - RHD or PSGN
Mx: Abx
Hand foot and mouth disease
Erythema infectiosum
ParvoB 19
Slapped cheeks
Lacy rash
Pytirias rosea
Rubeola/ Rubella/ Roseola
High fever/cough coryza conjunctivitis/koplik/ cephalocaudal
German measles, low grade fever lymphadenopathy/ forcheimer spots/ some conjunctivitis
HHV 6 or 7/ fever for 3 days then only rash
Erythema multiforme
DIC
Prolonged PTT and PT
TTP
Pentad FARTN
Fever
Anaemia (MAHA)
Renal dysfunction
thrombocytopenia with púrpura
Neurological
dysfunction
AdamST13 shortage
Plasmaphoresis /can give FFPs
Normal PTT and PT
HUS triad
MAHA
Low plts
Renal dysfunction
E. coli shigatoxin
Preceded by blood stools
Normal PTT PT
ITP
Low plts
Mucosal bleeds /epistaxis / menorrhagia
Mx:
Steroids
Splenectomy
Only give platelets if super low <10
Pemphigus valgaris
Nikolsky positive
Autoimmune
MPOX
Bullous pemphigoid
Negative Nikolsky!
Chicken pox
