Donovanosis =الحبيبوم المغبني=الداء الدونوفاني Donovanosis Granuloma inguinale is a chronic bacterial infection that frequently is associated with other sexually transmitted diseases. Granuloma inguinale is characterized by intracellular inclusions in macrophages referred to as Donovan bodies. Granuloma inguinale usually affects the skin and mucous membranes in the genital region, where it results in nodular lesions that […]
Read More
Dracunculiasis = داء التنينات Dracunculiasis Dracunculiasis is an infection caused by the nematode Dracunculus medinensis, also known as the guinea fire worm. D medinensis is in the order Spirurida, an order of parasites that includes the filariae Wuchereria bancrofti, Brugia malayi, and Loa loa. During the last 25 years, concerted efforts to eradicate the guinea worm have been undertaken and these have resulted […]
Read More
Drug alopecia =الحاصة بسبب الأدوية Drug alopecia There is a basic rule of pharmacology that declares that every drug that works has some side effects in some certain circumstances. Besides the common side-effects one is likely to see in many prescription medications is hair loss or thinning of the hair, depending on how the manufacturer […]
Read More
Drug eruption = الاندفاع الدوائي 000000 000000 Drug eruptions can mimic a wide range of dermatoses. The morphologies are myriad and include morbilliform (most common, see image below), urticarial, papulosquamous, pustular, and bullous. Medications can also cause pruritus and dysesthesia without an obvious eruption A drug-induced reaction should be considered in any patient who […]
Read More
Drug-eruption-photosensitivity= تحسس ضيائي بمساعدة الدواء
Read More
Drug lichenoid eruption = اندفاع دوائي حزازاني Drug lichenoid eruption Lichen planus-like or lichenoid eruptions from certain drugs and compounds can closely mimic idiopathic lichen planus. The patient’s history and physical examination histopathologic criteria, and certain tests can assist in the differentiation between a lichenoid drug eruption and idiopathic lichen planus and in the identification […]
Read More
Drug pigmentation=تصبغ جلدي دوائي السبب Drug pigmentation Hyperpigmentation has multiple causes and may be focal or diffuse. Most cases are due to an increase in melanin production and deposition. Focal hyperpigmentation is most often postinflammatory in nature, occurring after injury (eg, cuts and burns) or other causes of inflammation (eg, acne, […]
Read More
Dry gangrene = الموات الجاف Dry gangrene In most cases, foot gangrene is a result of the compromised blood circulation, an insufficient oxygen-rich and nutrient-dense blood supply usually caused by arterial – femoral, popliteal or tibial – obstruction (the human tissue dies from oxygen deficiency more rapidly than when deprived of any other nutrient). […]
Read More
Dyschromatosis universalis = عسر التصبغ المعمم Dyschromatosis universalis hereditaria is a rare genodermatosis characterized by reticulate hyper- and hypo- pigmentated macules in a generalized distribution Symptoms Hyperpitmentation Hypopigmentation Irregular brownish gray pigmented patches Irregular brownish gray pigmented patches on neck Irregular brownish gray pigmented patches on upper chest Causes […]
Read More
Dyshidrotic eczema = اكزيمة عسر التعرق Dyshidrotic eczema Dyshidrotic eczema is a recurrent or chronic relapsing form of vesicular palmoplantar dermatitis of unknown etiology. Dyshidrotic eczema also is termed pompholyx, which derives from cheiropompholyx, which means “hand and bubble” in Greek. The etiology of dyshidrotic eczema is unresolved and is believed to be multifactorial. Dyshidrotic […]
Read More