Pct = البورفيريا الجلدية الاجلة

Pct = البورفيريا الجلدية الاجلة   Porphyria Cutanea Tarda     EPIDEMIOLOGY PCT occurs throughout the world and is the most common of all the porphyrias. The prevalence is estimated at 1 in 10,000. The disease most often begins in middle-aged individuals but can develop earlier. Before the widespread use of oral contraceptives, PCT developed […]

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Pediculosis capitis = قمل الرأس

Pediculosis capitis = قمل الرأس PEDICULOSIS   Pediculosis Capitis (Head Lice)   EPIDEMIOLOGY The head and body lice may be variants within a single species, but are thought by most biologists to represent two distinct species that can hybridize or interbreed under special circumstances. The most correct terminology at this time is Pediculus humanus var. […]

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Pediculosis pubis = قمل العانة

Pediculosis pubis = قمل العانة Pediculosis Pubis (Pubic Lice)   EPIDEMIOLOGY Most often pubic lice are a sexually transmitted disease and approximately 30 percent of patients have another concurrent sexually transmitted disease. Fomite transmission has also been documented to occur from contaminated clothing, towels, or bedding.   ETIOLOGY AND PATHOGENESIS Pubic lice or Pthirus pubis […]

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Pellagra = البيللاغرا

Pellagra = البيللاغرا   Pellagra The word “pellagra” is derived from two Italian words, “pelle,” meaning “skin,” and “agra,” meaning “sharp burning” or “rough.” Although primarily ascribed to niacin (vitamin B3) deficiency, other vitamin deficiencies or protein malnutrition  appear integral to the development of the pellagra symptom complex. Presenting as cutaneous lesions, gastrointestinal symptoms, and […]

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