15th World Congress of the IACD
Dresden, Germany July 1-3, 2021

WOOD’S LIGHT

International Academy of Cosmetic Dermatology WOOD’S LIGHT The Wood’s light, sometimes called a black light, was invented in 1903 by Robert W. Wood, a Baltimore physicist.  It was first used in dermatology by Margarot and Deveze to detect fungal infection in hair. To...

TZANCK PREPARATION

International Academy of Cosmetic Dermatology TZANCK PREPARATION Tzanck preparation (also known as the Tzanck smear and named after Arnault Tzanck (1886-1954) is used to diagnosis skin infections with the herpes viruses, both herpes simplex and the zoster-varicella...

PATCH TESTING

International Academy of Cosmetic Dermatology PATCH TESTING Patch testing is the “gold standard” for diagnosing allergic contact dermatitis and identifying causative agents.  The procedure aims to reproduce “in miniature” an eczematous clinical reaction by applying...

MINERAL OIL PREPARATION

International Academy of Cosmetic Dermatology MINERAL OIL PREPARATION A mineral oil preparation refers to the specimen-containing glass slide that is to be examined using a microscope when attempting to confirm a clinically suspected diagnosis of scabies.  A skin...

KOH PREPARATION

International Academy of Cosmetic Dermatology KOH PREPARATION The KOH-digested (potassium hydroxide) direct microscopy of specimens is a simple and accurate tool for detection of fungal infections. Direct microscopy is used to examine  scale, nail, and hair treated...

IMMUNOFLUORESCENCE

International Academy of Cosmetic Dermatology IMMUNOFLUORESCENCE Immune-mediated diseases of the skin and other epithelial organs are caused by or associated with the deposition of specific antibodies on cutaneous structures. Their diagnosis is aided by specific...