Chloasma= الكلف

Chloasma= الكلف Chloasma   A patchy brown or dark brown skin discoloration that usually occurs on face and may result from hormonal changes, as in pregnancy and during the administration of estrogen containing oral contraceptives.   It is generallly found on sun-exposed areas of the face. Melasma often fades over several months after stopping oral contraceptives […]

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Chlor acne =العد الكلوري

Chlor acne =العد الكلوري Occupational Acne and   Chloracne   Several different groups of industrial compounds encountered in the workplace may cause acne. These include coal tar derivatives, insoluble cutting oils, and chlorinated hydrocarbons (chlornaphthalenes, chlordiphenyls, and chlordiphenyloxides). Chloracne is the term that is used to describe occupational acne caused from chlorinated hydrocarbons. Occupational acne […]

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Cholesterol emboli =الصمامة الكوليستيرولية

Cholesterol emboli =الصمامة الكوليستيرولية Cholesterol embolism   Cholesterol embolism (CE), also known as atheroembolism, is a condition that is often unrecognized in medicine. It is defined by the occlusion of small- and medium-caliber arteries (100-200 μ m in diameter) by cholesterol crystals (see the image below). Although it was first reported by Panum nearly 150 years […]

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Cholinergic urticaria = الشرى الكولينيرجي

Cholinergic urticaria = الشرى الكولينيرجي CHOLINERGIC    URTICARIA     Cholinergic urticaria develops after an increase in core body temperature, such as during a warm bath, prolonged exercise, or episodes of fever.105 The highest prevalence is observed in individuals aged 23 to 28 years. The eruption appears as distinctive, pruritic, small, 1- to 2-mm wheals that are surrounded by areas […]

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Chondrodermatitis nodularis helicis=التهاب الجلد والغضروف العقيدي في الاذن-

Chondrodermatitis nodularis helicis=التهاب الجلد والغضروف العقيدي في الاذن- ▪ CHONDRODERMATITIS    NODULARIS HELICIS   Clavus helicis CNH is a chronic, solitary, tender, ulcerated nodule on the helix of the ear, first described in 1915. Etiology and Pathogenesis Many etiologic factors have been suggested for CNH. It is thought to be a disease of degenerated collagen that undergoes […]

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Chromate dermatitis= التهاب الجلد بالتماس مع الكروم

Chromate dermatitis= التهاب الجلد بالتماس مع الكروم Chromate dermatitis   To elucidate Further the natural history and prognosis of occupational chromate dermatitis, 120 affected patients, diagnosed between 1980 and 1989, were reviewed. The incidence of chromate dermatitis in Western Australia appeared to remain unchanged over the decade, 65% of patients were construction workers with cement-induced […]

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Chromoblastomycosis=الفطار البرعمي الصبغي

Chromoblastomycosis=الفطار البرعمي الصبغي OLYMPUS DIGITAL CAMERA Chromoblastomycosis    (Chromomycosis)    Chromoblastomycosis is a chronic fungal infection of the skin and subcutaneous tissues caused by pigmented or dematiaceous fungi that are implanted into the dermis from the environment. In the ensuing inflammation, they form thick-walled single cells or cell clusters (sclerotic or muriform bodies), and these […]

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Chromhidrosis= التعرق الملون

Chromhidrosis= التعرق الملون APOCRINE CHROMHIDROSIS Apocrine chromhidrosis is a rare condition characterized by the secretion of colored sweat. Two variants of apocrine chromhidrosis are recognized: axillary and facial. Involvement of the mammary areola has also been described. Yonge first recognized facial chromhidrosis in 1709. Shelley and Hurley described this entity in 1954 and associated it […]

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Chromomycosis=الفطارالمصطبغ

Chromomycosis=الفطارالمصطبغ Chromomycosis Chromomycosis is a chronic fungal infection quite prevalent in tropical countries. In such areas, it has a chronic evolutional course that may cause several problems. In our country, this disorder is quite rare. Herein we report the second case of Tunisian chromoblastomycosis. A-28-year-old man from north Tunisia (Bizerte) presented to our dermatology department […]

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chronic bullous disease of childhood= داء فقاعي مزمن في مرحلة الطفولة

chronic bullous disease of childhood= داء فقاعي مزمن في مرحلة الطفولة OLYMPUS DIGITAL CAMERA OLYMPUS DIGITAL CAMERA OLYMPUS DIGITAL CAMERA chronic bullous disease of childhood     This is a rare autoimmune skin condition which results in clusters of blisters developing in rings often on the face or genitals. In autoimmune disorders, antibodies – which […]

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