Dermatology Flashcards

1
Q

Palpable outputs associated with

A

Vasculitis

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2
Q

Koebner and auspitz sign in

A

Psoriasis

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3
Q

Main cause dermographism

A

Virus

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4
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
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5
Q

Urticaria from…

A

Mast cell degranulation

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6
Q

Purpura glove and stocking with reticular limb rash caused by

A

Parvovirus

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7
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

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8
Q

ARe superantigens linked to eczema

A

Yes

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