Dr Bruno Bloch (1878-1933) was a Swiss dermatologist who created the dermatology department in Zurich. He described incontinentia pigment with the US Dermatologist, Dr Marion Sulzberger But he made his most valuable contribution in pigment research. Indeed he discovered that the synthesis of melanin was due to the action of an enzyme on the amino…
DetailsAlso known as dermatitis repens, acrodermatitis continua suppurativa is a acral pustular psoriasis considered as an uncommon type of pustular psoriasis. It was described by the French dermatologist Dr François Henri Hallopeau (1842-1919) described this condition in 1890 and named it then: Polydactylitis Continua Suppurativa (French: “polydactylie suppurative et continue”). Thereafter three particular forms were…
DetailsGlobal photographic assessment of men aged 18 to 60 years with male pattern hair loss receiving finasteride 1 mg or placebo. Olsen EA, Whiting DA, Savin R, Rodgers A, Johnson-Levonas AO, Round E, Rotonda J, Kaufman KD; Male Pattern Hair Loss Study Group. J Am Acad Dermatol. 2012 Sep;67(3):379-86. doi: 10.1016/j.jaad.2011.10.027. Epub 2012 Feb 9.…
DetailsThe prefix comes from Greek: σαρξ = sarx = flesh The word “sarcoma” served initially to give a name to tumors which developed from the “conjunctive tissue” Later, the Hungarian-Born Austrian dermatologist Dr Moriz Kaposi (1837-1902) transformed the word sarcoma into sarcoidosis to designate still badly-defined cutaneous diseases. (Unrelated, his name was heard again in…
DetailsThe words of origin are: pellis (Latin) = skin aegre (Latin) = sick, diseased …or… aγρa (Greek) = affection, condition This condition can be summarized by the 4 d’s: dermatitis diarrhea dementia death The skin is characterized by the following: photosensitivity of exposed areas erythema accompanied sometimes by skin sloughing, followed by pigmentation and lichenification…
DetailsThe Greek word of origin is: πιεζειν = piezein = to press The term in English is: PPPP (Painful Pedal Piezogenic Papules) …was described in 1968 by 2 US dermatologists: Drs Walter B. Shelley (1917-2009 and Rawnsley. This condition is mechanical in origin and rarely painful, It is caused by the herniation of fat tissue.…
DetailsThe Greek word of origin is: οφις = ophis = snake This term is used when alopecia areata affects the occipital and parietal areas of the scalp. When the alopecic plaques are horizontal, and that they merge together, they appear as a sinuous line which reminds us of a snake. This type tends to extend…
DetailsThe Greek word of origin is: βλέννα = blenna = mucus, purulent mucus ρεîν = rein = to flow More precisely, this word is used to describe a purulent discharge which can be localized to the eyes, urethra or any other opening or aperture. If referring to a urethral discharge, it is better to use…
DetailsThe use of steroids in dermatology was initiated by two American New-York based dermatologists: Drs Marion Sulzberger and Victor Witten. Oral steroids: results of orally administered cortisone acetate were published in the Archives of Dermatology (now JAMA Dermatology) in 1951 and served the following purposes: “1. to get over the hump for an inflammatory dermatosis”…
DetailsTeeth deformities in congenital syphilis ? Yes, Hutchinson’s as well as the triad of signs he considered pathognomic: notched teeth, 8th nerve deafness, interstitial keratitis. Lentigo Maligna ? Yes, called Hutchinson’s melanotic freckle (HMF) by Australian dermatologists. A sign of nail melanoma ? Yes, called Hutchinson’s sign (when pigment is present on the proximal nail…
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