Bacterial Infections of the Skin (Arabic) PDF

‫ﺑﺴﻢ ﷲ ﺍﻟﺮﺣﻤﻦ ﺍﻟﺮﺣﻴﻢ‬ Bacterial Infections of the Skin.  e skin protects itself by : 1- Being a d mechanical barrier. 2- Its acidity (PH 4.7 and 5.7 5 ). 3- Sebum secretion.  Impetigo Def.: is contagious suppurative pyogenic infect. of the sk...

‫ﺑﺴﻢ ﷲ ﺍﻟﺮﺣﻤﻦ ﺍﻟﺮﺣﻴﻢ‬ Bacterial Infections of the Skin.  e skin protects itself by : 1- Being a d mechanical barrier. 2- Its acidity (PH 4.7 and 5.7 5 ). 3- Sebum secretion.  Impetigo Def.: is contagious suppurative pyogenic infect. of the skin. 2 main clinical types: 1→ Non bollous. 2→Bollous impetigo Predisposing Factors: 1- over crowding. 2- malnutrition. 3- Poor hygiene. 4- Itchy skin dis. 5- minor abrasion. Is streptococcal  infection Of the dermis, and upper S.C. tissues. - General. - Skin: bright red oedematous plaque: → well de ned → painful, tender → vesicles, bullae develop  Site: any site in the body.  Complications:  Recurrent lymphedema e sipelas →  Nephritis.  Subcut. abscess.  Septicaemia. It is commonly mixed  with staph.infection of the s.c. tissue.  C/P: - General: fever - malaise. - Tender swelling of the skin: - red -ill- de ned  It is acute staph. Infection of the hair follicles,seb.glands and the dermal tissue around. Predisposing factors: 1-anaemia, malnutrition. 3- D. M.  It is group a deep of staph. adjacent Infect. follicles, of a dermal tissue around, and s.c. fat. Predisposing factors: 1-D.M. 2- malnutrition  It is a mild chronic Infection of the skin caused by co nebacterium. Predisposing factors: 1- obesity. 2- D.M. Tuberculosis of the Skin Lupus Vulgaris (L.V.) - e lesion enlarges slowly over years with formation of scar which may contain active nodules.
 Leprosy
(Hansen disease)  ere are atrophy of interossous muscles of the hand, wasting of thenar & hypothenar eminences.  Foot drop & anaesthesia. -solita or few (1-5 in number). -d , hairless. Insensitive hypopigmented patch or plaque. leonine face