Melanonychia Striata = تصبغ الظفرالميلاني بشكل خطي Melanonychia Melanonychia is due to the presence of melanin in the nail plate. It can be caused by activation or proliferation of nail matrix melanocytes. In most cases melanonychia appears as a single or longitudinal brown to black band. Multiple bands of melanonychia are usually due to […]
Read More
Melasma = الكلف Melasma Melasma is a common hypermelanosis that typically occurs on sun-exposed areas in the face. The pathogenesis is poorly understood, but genetic and hormonal influences in combination with UV radiation are important. Specific precipitants include: birth control pills, estrogen replacement therapy, mild ovarian or thyroid dysfunction, ovarian tumors, cosmetics, nutrition, phototoxic […]
Read More
Melkersson Rosenthal Syndrome =تناذر ميلكرسون روزينتال
Read More
Meningococcal_purpura = فرفرية المكورات السحائية
Read More
Meningococcemia = انتان الدم بالمكورات السحائية Meningitis CLINICAL MANIFESTATIONS History. The disease often follows a mild upper respiratory tract infection associated with headache, grippe-like complaints, nausea, and muscle soreness. These symptoms can be so short-lived that fever, obtundation, and other manifestations of meningitis are the initial findings. In fulminant meningococcemia, vomiting, stupor, precipitous […]
Read More
Merkel Cell Carcinoma = كارسينوما خلايا ميركل Merkel Cell Carcinoma Merkel cell carcinoma (MCC) is a rare, aggressive, primary skin cancer exhibiting neuroendocrine differentiation. Several synonyms exist; however, the term Merkel cell carcinoma is still most commonly used in view of the many similarities of the constituent tumor cell to the […]
Read More