Transcript Every skin nodule should be biopsied 2

SKIN BIOPSY
WHY, HOW, WHICH
PROF
IHAB
YOUNIS
WHY
1- Every skin nodule
should be biopsied
2-Resolving confusion
3-Taking therapeutic
decisions
4- Medicolegal
aspects
6-Therapy
HOW
Mark & Inject Local Anesthesia
Choosing Type Of Biopsy
Inadequate size
Scarring
1- Punch biopsy
2- Incisional & Excisional Biopsy
3-Shave Biopsy
PUT THE SAMPLE
IN 10% FORMALIN
UNLESS
ABSOLUTELY
ESSENTIAL
AVOID
• Highly vascular areas
• The face
• Irritable patient
• Infants
• Upper trunk (Keloid)
• Lower leg in
elderly(healing)
• Cardiac pts (Aspirin)
Which
Which Lesion To Choose
For Biopsy?
• Early (but not very early)
• Untreated
• Representative
• Inclusion of normal skin in
immunofluorescence
Which Pathology Lab?
• A pathologist interested in
dermatology
• A dermatologist interested in
pathology
• Most important to a person who can
say “I DO NOT KNOW”
Do NOT deny what your
eyes are seeing because
the pathology report says
the opposite
The Pathologist is not your
enemy, Do not make his life
difficult
WRITE DOWN A PROPPER
SHEET
•
•
•
•
•
•
•
Name
Age
Sex
Duration
Site
Treatments used
Differential diagnosis (avoid
abbreviations)
THANK YOU