Summary
Differentials
Common
- Psoriasis
- Seborrheic dermatitis
- Atopic dermatitis
- Xerosis
- Perioral dermatitis
- Acne vulgaris
- Human papillomavirus (HPV) - warts or condylomata acuminata
- Herpes simplex virus (HSV)
- Varicella zoster virus (VZV)
- Folliculitis
- Syphilis (Treponema pallidum)
- Scabies
- Insect bite
- Candida
- Basal cell carcinoma (BCC)
- HIV-related lipodystrophy
- Nail lesions
- Gonorrhea
- Chlamydia/LGV
- Aphthous ulcers
Uncommon
- Photodermatitis
- Prurigo nodularis (PN)
- Papular pruritic eruption of HIV (PPE)
- Eosinophilic folliculitis (EF)
- Cutaneous manifestations of reactive arthritis (Reiter syndrome)
- Molluscum contagiosum virus (MCV)
- Oral hairy leukoplakia (OHL) (Epstein-Barr virus)
- Human immunodeficiency virus (primary or acute infection)
- Bullous impetigo
- Ecthyma
- Botryomycoses
- Bacillary angiomatosis
- Leishmaniasis
- Dermatophytosis
- Kaposi sarcoma
- Melanoma
- Squamous cell carcinoma
- Morbilliform rash
- Drug rash with eosinophilia and systemic symptoms (DRESS)
- Toxic epidermal necrolysis (TEN)/Stevens-Johnson Syndrome (SJS)
- Immune reconstitution inflammatory syndrome (IRIS)
- Chancroid
- Merkel cell carcinoma
- Leiomyosarcoma
Contributors
Authors
Senior Doctor
Walk In Ruhr
Center for Sexual Health and Medicine
Department of Dermatology
University of Bochum
Borkum
Germany
Disclosures
AP declares that she has no competing interests.
Senior Doctor
Walk In Ruhr
Center for Sexual Health and Medicine
Department of Dermatology
University of Bochum
Bochum
Germany
Disclosures
NB declares that he has no competing interests.
Dr Anja Potthoff and Dr Norbert Brockmeyer would like to gratefully acknowledge Dr Patrick Unemori and Dr Kieron Leslie, the previous contributors to this monograph. PU and KL declare that they have no competing interests.
Peer reviewers
Professor of Tropical Medicine
Visiting Professor
Hainan Medical College
Haikou
China
Disclosures
VW declares that he has no competing interests.
Retired Consultant Genitourinary Physician
Leeds General Infirmary
at present, Honorary Sub Dean Northern and Yorkshire
Royal Society of Medicine
UK
Disclosures
MAW declares that he has no competing interests.
Assistant Clinical Professor
Department of Dermatology
University of California San Francisco
San Francisco
CA
Disclosures
JCD declares that she has no competing interests.
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