Category Dermatology

Histoplasmosis

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Histoplasmosis is an endemic mycosis caused by a dimorphic fungus,…

Hidradenitis suppurativa

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Hidradenitis suppurativa (HS) is a chronic relapsing skin disease, characterized…

Herpes zoster

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Reactivation of latent varicella zoster virus (VZV) produces the clinical…

Herpes labialis

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Herpes labialis (also known as ‘cold sores’) is characterized by…

Herpes genitalis

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Herpes genitalis (genital herpes) is a recurrent vesicular eruption of…

Hereditary angioedema

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Hereditary angioedema (HAE) is a rare genetic disorder characterized by…

Hemangiomas

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Hemangiomas are a neoplastic proliferation of endothelial cells that are…

Hailey–Hailey disease

Evidence Levels: A Double-blind study B Clinical trial ≥ 20 subjects C Clinical trial < 20 subjects D Series ≥ 5 subjects E Anecdotal case reports Open full size image Hailey–Hailey disease (HHD; benign familial pemphigus) is a rare genodermatosis…