1. Bacterial Infection of Skin By Dr. Humodi A. Saeed Associate Prof. of Medical Microbiology College of Medical Laboratory Science Sudan University of Science and Technology E mail address: Biotechsust@hotmail.com

2. Bacterial Infection of Skin

3. The Skin Definition Skin is largest organ of body Maintains homeostasis, protects underlying tissues and organs, protects body from mechanical injury, damaging substances, and ultraviolet rays of sun.

4. Bacterial Infection of Skin Broken skin allows Bacteria to enter

5. Bacterial Infection of Skin Unbroken skin prevents entrance of bacteria.

6. . Bacterial Infection of Skin Impetigo

7. Bacterial Infection of Skin Folliculitis

8. Bacterial Infection of Skin Folliculitis is a localized infection of one hair follicle.

9. Bacterial Infection of Skin Furuncle

10. Bacterial Infection of Skin A furuncle is an infection deep within the hair follicle.

11. Bacterial Infection of Skin Carbuncle

12. Bacterial Infection of Skin A carbuncle is an infection involving subcutaneous tissue around several hair follicles.

13. Bacterial Infection of Skin Cellulitis

14. Bacterial Infection of Skin Erysipelas

15. Bacterial Infection of Skin Necrotizing fasciitis

16. Bacterial Infection of Skin Lab. Diagnosis specimen collection. 1. Skin biopsy 2. Skin swab

17. Bacterial Infection of Skin Lab. Diagnosis Suspected organisms Impetigo: Group A Streptococcus, Staphylococcus aureus Folliculitis: Staphylococcus aureus, Pseudomonas aeruginosa Furuncles: Staphylococcus aureus carbuncles: Staphylococcus aureus Cellulitis: Group A Streptococcus, Staphylococcus aureus, Haemophilus influenzae Erysipelas: Group A Streptococcus Necrotizing fasciitis: Group A Streptococcus, Clostridium perfringens and other species, Bacteroides fragilis, ther anaerobes, Enterobacteriaceae, Pseudomonas aeruginosa

18. Thank you I would like to thank Dr. Neal R. Chamberlain