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Part A: Module A8
Session 8
Skin Lesions
Part A/Module2A/Session 8
Skin lesions
80-100% of persons livng with HIV/AIDS
develop dermatological conditions
May be very disabling, disfiguring and even
life-threatening
Part A/Module2A/Session 8
Etiologies of Skin Lesions
Bacterial infection: Streptococcus aureus, streptococcus species, Treponema pallidum,
Bartonella species Mycobacterial infection: M. tuberculosis, M. Avium complex
Viral infection: Herpes simplex and zoster virus, molluscum contagiosum, condylomata accuminata
Infestations: Scabies Fungal infection: seborrheic dermatitis, tinea corporis,
pityriasis versicolor, Cryptococcus neoformans, Histoplasma
capsulatum, Candida species
Part A/Module2A/Session 8
Clues from presentation
Warm, inflamed, painful and/or fluctuant---a bacterial infection
Discolored skin patches----a fungal infection or
Kaposi’s sarcoma
Localized eruptions or localized pimple-like swellings--- a viral infection
Prurigo/urticaria, macular, maculopapular or scaly
lesions-- classified as other skin conditions, including drug eruptions, seborrhea, psoriasis, and scabies
Part A/Module2A/Session 8
Possible Differentials: Skin Conditions
Bacterial Skin abscess or pyomyositisFurunculosis or folliculitisHydradenitis suppurativaImpetigo
Kaposi’s Sarcoma
Fungal Tinea, Candidiasis
Viral Herpes Simplex Condylomata
acuminataHerpes zosterMolluscum contagiosum
Part A/Module2A/Session 8
Skin Conditions, continued.
Prurigo and other skin conditions
Drug eruptions HIV-associated rash
itchy generalized maculo-papular rash Seborrheic dermatitis or generalized erythroderma Psoriasis Scabies Other dermatoses
Part A/Module2A/Session 8
Prurigo Nodularis
Part A/Module2A/Session 8
Prurigo
Part A/Module2A/Session 8
Psoriasis
Part A/Module2A/Session 8
Fixed drug eruption on cotrimoxazole
Part A/Module2A/Session 8
Stevens-Johnson in patient on thiocetazone: severe mucositis lesions
Part A/Module2A/Session 8
Seborrheic Dermatitis
Part A/Module2A/Session 8
Non-Hodgkins Lymphoma
Fever, night sweats, unexplained weight loss
Lymphadenopathy, splenomegaly, pancytopenia,
bowel obstruction, ascites, cranial nerve lesions,
spinal cord suppression, nerve root lesions,
cutaneous, testicular and lung mass lesions
Prognosis poor when CD4 is <100
Treatment is chemotherapy
Part A/Module2A/Session 8
Central Nervous System Lymphoma
End-stage complication (CD4<100)
IF no biopsy available, failure of trial of treatment for
toxo considered diagnostic of CNS lymphoma
Irradiation is palliative, no cytotoxic therapy
Survival after diagnosis limited to a few months
Part A/Module2A/Session 8
Cryptococcosis
Part A/Module2A/Session 8
Herpes Zoster--Shingles