VITILIGO. DEFINITION – Vitiligo is chronic disorder of skin causes depigmentation patches . – It occurs when melanocytes are not functioning or when it dies. * Causes : not known * Symptoms – Depigmented patches can be seen in sun exposed areas – Areas rarely shows erythema are : mouth , …
ACNE VULGARIS DEFINITION – Acne vulgaris is a Chronic inflammatory disease of sebaceous glands. • Etiology √ common between 9- 17 years √ Males are commanly affected √ Chances during puberty √ Poor health and skin hygiene √ Lack of fitness and exercise √ Diet containing creams , butter, sugar , alcohol. …
EDEMA. DEFINITION – Edema is an abnormal and excessive accumulation of fluid within interstitial space or cavities. • Types (A) Depending upon the extent (1) Localized edema : – Localized to an organ or limb – For e.g., Inflammatory, lymphatic, toxic. (2) Genralized edema : – It is systemic in distribution . – For …
INFLAMMATION DEFINITION-: – Inflammation is defined as the normal physiological response of the living tissues to an injury or external stimuli to wash out the irritants and prevent the spread of infection. • Etiology (1) Trauma – Physical trauma like wounds , bruises, surgical incisions , crush injuries , and fracture. – …
Alopecia Definition – Absence or premature loss of hair. • Types (1) Alopecia areata – Loss of scalp hair in patches (2) Alopecia totalis – Loss of all the scalp hairs and eyebrows (3) Alopecia Universalis – Total loss of body hair • Etiology – Common under 30 years of age – Heriditary – Congenital …
PSORIASIS Definition – Psoriasis is a chronic inflammatory disease characterized by dry, rounded , red patches with silver scales in surface. • Etiology – Common between 15-30 years in cold , damp, climate – Heriditary – Upper respiratory tract infection – Trauma – Mental stress, anxiety – Drugs like chloroquine – Diabetes …
