This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Cutaneous marker of HIV is - 
Select and explain. 
A. Seborrhoea, B. Vesicular rash, C. Oral candidiasis, D. Photosensitivity
A: Seborrhoea
Answer: A: Seborrhoea 
Explanation: Seborrhic dermatitis, eosinophilic, pustular dermatitis, oppurtunistic infections are most common non-neoplastic skin manifestaions.
Seborrhic dermatitis occurs in 3% of general population and 50% of patients with HIV infection
Seborrhic dermatitis increases in prevalence and severity as CD4+ T cell count declines.