Dermatology Flashcards
1
Q
Kasabach-Merritt phenomenon diagnosis and mx
A
Combination of: • Rapidly expanding vascular tumour • Consumptive coagulopathy • Thrombocytopaenia • Microangiopathic haemolytic anaemia • High mortality without treatment • Reported with: • Kaposiform haemangioendotheliomas • Tufted angiomas • Not with infantile haemangiomas
Management
• Avoid blood products unless active bleeding
• Vincristine & Corticosteroids
• Sirolimus
• Embolisation, surgery, alpha interferon, radiotherapy
2
Q
Palpable outputs associated with
A
Vasculitis
3
Q
Ten differentials for cafe au lai
A
1 neurofibromatosis type 1 and 2 • 2 McCune Albright syndrome • 3 ataxia telangiectasia • 4 fanconi anemia • 5 Russell-silver syndrome • 6 Tuberous sclerosis • 7 Gaucher disease • 8 Chediak – Higashi syndrome • 9 Turner syndrome • 10 Proteus syndrome
4
Q
Koebner and auspitz sign in
A
Psoriasis
5
Q
Main cause dermographism
A
Virus
6
Q
Urticaria from…
A
Mast cell degranulation
7
Q
Purpura glove and stocking with reticular limb rash caused by
A
Parvovirus
8
Q
ARe superantigens linked to eczema
A
Yes
