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Dermatology

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Acne

The pathogenesis is complex. An interaction between hormones, keratinization, sebum, and bacteria somehow determines the course and severity of acne. It begins at puberty, when the increase in androgens causes an increase in the size and activity of the p

 

Thu Oct 10 2002
Views: 114

Acute Sunburn

This is the skin�s response to excessive ultraviolet radiation. The character and amount of such radiation vary greatly with the seasons and with changing atmospheric conditions. Exposure to sunlight depends on multiple factors, eg, clothing, life-style

 

Thu Oct 10 2002
Views: 121

Basal Cell Carcinoma

Basal cell carcinoma (BCC), or rodent ulcer, arises from cells which resemble the basal layer of the epidermis, and may have its origin from skin appendage epithelium

 

Thu Oct 10 2002
Views: 117

Dandruff

Dandruff is a bothersome problem sometimes thought to be associated with inefficient hair care. Nothing could be further from the truth - anyone who has dandruff knows that

 

Thu Oct 10 2002
Views: 114

Dermatitis

Eczema is a pattern of inflammation with many possible causes, rather than a disease. The term 'dermititis' is often used to imply an eczema of external origina, but it should always be qualified, as in 'contact allergic dermatitis'. Eczema is usually itc

 

Thu Oct 10 2002
Views: 133

Eczema

Eczema is the most common inflammatory disease of the skin. Also known as atopic dermatitis (AD), this condition affects 15 million adults and children - 6% of all Americans. It nearly always begins within the first 5 years of life and while 50% of cases

 

Thu Oct 10 2002
Views: 147

Endogenous Eczema

Atopic eczema/dermatitis is closely associated with asthma, hay fever, urticaria and dry skin. There is usually a family history. The skin readily becomes itchy in response to a number of allergic and non-allergic stimuli, and the pruritus may be dispropo

 

Thu Oct 10 2002
Views: 105

Exogenous Eczema

When the skin changes are a direct result of exposure and allergic mechanisms are not involved, the rash is termed irritant contact dermatitis. Atopic individuals are particularly susceptible. Even when a period of avoidance produces healing, chronic irri

 

Thu Oct 10 2002
Views: 97

Frostbite

Exposure to dry cold well below freezing causes frostbite, with resultant structural and functional disturbances of the small blood vessels, cells, nerves, and skin

 

Thu Oct 10 2002
Views: 81

Impetigo

Impetigo is a primary superficial bacterial skin infection, initially vesicular or bullous, later crusted. Impetigo may only involve the openings of hair follicles

 

Thu Oct 10 2002
Views: 82


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