ABSTRACT
A preliminary study to find out skin conditions that affect diabetic patients in Doha, Qatar was carried in diabetology clinic in Hamad General Hospital [H.G.H.] where patients were examined by dermatologists and the findings were recorded on a special format. This study covered 225 patients out of whom 121 [53.8%] were Non-Insulin Dependent Diabetes Mellitus [NIDDM] and 102 [45.3%] were Insulin Dependent Diabetes Mellitus [IDDM] and 2 [0.9%] were not Identified
ABSTRACT
Standard patch test is one of the reliable tests to identify the allergen in allergic contact dermatitis [ACD]. In the department of Dermatology and Venereology in Rumailah Hospital - Hamad Medical Corporation, Doha - Qatar, 235 patients who were diagnosed to have ACD were patch tested using the European Standard si000 [chemo technique diagnostic with 25 allergens for patch testing - Sweden].86.3% of the patients patch tested were in the age groups from 11-50 years old. The results showed that 85.5% had positive results while 14.5% were negative.The total numbers of positive patch testing readings were 590 varying from one to 12 per patients. The percentages of patients with one, two, three or four positive readings were 23.8%, 20%, 17% and 11.5% respectively. The top ten allergens in this group were;1- Potassium dichromate 18.14%2- Nickel sulfate hexahydrate 13.05%3- Cobalt Chloride hexahydrate 12.03%4- Fragrance mix 7.12%5- 4-phenylene diamine base 5.60%6- formaldehyde 4.58%7- Neomycin sulfate 3.55%8- Colophony 3.55%9- Wool Alcohol 3.4%10- Balsam of Peru 3.4%The result of patch testing was relevant 100% in potassium dichromate, nickel sulfate, cobalt, fragrance mix, paraphenylene diamine and neomycin sulfate
ABSTRACT
In this part of "The Nails -A Review", the anatomy of the nail is demonstrated. Some nails affection is discussed. To start with, we covered in short, some main topics as abnormal nail discoloration which included most leukonychial nail affections and some causes of melanonychia, subungual melanoma, yellow nail syndrome and nail discoloration from drugs as well as some rare congenital causes of nail discoloration. Hereditary diseases involving the nails especially those associated with atrophic changes, total and partial absence of nails, hypertrophic congenital nail changes and periungual involvement were briefly discussed. We tried to illustrate these conditions by available photographs. This could help as a quick short reference to these nails changes. To start with, it is important to know clearly the anatomy of the nail unit in order to understand the nail affection in disease