1. SKIN BIOPSY WHY, HOW, WHICH PROF IHAB YOUNIS

2. WHY

3. 1- Every skin nodule should be biopsied

4. 2-Resolving confusion

5. 3-Taking therapeutic decisions

6. 4- Medicolegal aspects

7. 6-Therapy

8. HOW

9. Mark & Inject Local Anesthesia

10. Choosing Type Of Biopsy Scarring Inadequate size

11. 1- Punch biopsy

13. 2- Incisional & Excisional Biopsy

14. 3-Shave Biopsy

15. PUT THE SAMPLE IN 10% FORMALIN

16. UNLESS ABSOLUTELY ESSENTIAL AVOID

17. Highly vascular areas The face Irritable patient

18. Infants Upper trunk (Keloid) Lower leg in elderly(healing) Cardiac pts (Aspirin)

19. Which

20. Which Lesion To Choose For Biopsy? Early (but not very early) Untreated Representative Inclusion of normal skin in immunofluorescence

21. Which Pathology Lab?

22. A pathologist interested in dermatology A dermatologist interested in pathology Most important to a person who can say “I DO NOT KNOW”

23. Do NOT deny what your eyes are seeing because the pathology report says the opposite

24. The Pathologist is not your enemy, Do not make his life difficult WRITE DOWN A PROPPER SHEET

25. Name Age Sex Duration Site Treatments used Differential diagnosis (avoid abbreviations)

26. THANK YOU