Why did my doctor advise a punch biopsy?

Definitive diagnosis. If the dermatologist cannot diagnose your skin problem by looking at it, you need to have a tissue sample taken (biopsy) that will be examined by a pathologist to render a definitive diagnosis.

Related Questions

I had a punch biopsy done to remove a mole. My doctor did not stitch it. Will I be left with a hole in my skin?

Biopsy . A punch biopsy will heal with a small scar . It takes longer to heal without stitches in place . See your doctor if you are concerned for evaluation. Read more...

Thanx in advance ur all a blessing, what can be found in a punch biopsy, doc thinks tumor in back is my breast cancer spreading?

Tissue diagnosis. Hopefully the "punch" biopsy will obtain enough cells to identify the source of the tumor on your back and I pray that it isn't a return of your breast cancer in a distant place. A Pathology doctor will look at those cells under the microscope and give your MD an answer.(and in turn you as well.) Read more...
?Cancer in skin? A "punch biopsy" by definition means removing a very small (1/16-1/8") circle of skin, and a tiny amount of fat underneath it. The reason for doing so is redness or a "rash" that spreads onto the chest, neck, back, or lower abdomen and RARELY can be the return of breast cancer, confined to the skin. This biopsy does not go deeper, and is done by numbing the skin. Good luck to you! Read more...