Interactive Case Study - September 2020

Question 1:

A 53-year-old male with a history of alcohol abuse presented with multiple blisters and large erosions on his hands and forearms, which had been present for almost 2 years (Figure 1).  He works outside and denies excoriating the lesions.  A biopsy was performed (Figures 2-5).

Click this image to view the virtual slide.


Figure 1.


Figure 2.


Figure 3.


Figure 4.


Figure 5.

 
Which of the following is the best diagnosis?
 

A.	Bullous amyloidosis

B.	Bullous pemphigoid

C.	Dermatitis herpetiformis

D.	Epidermolysis bullosa acquisita

E.	Porphyria cutanea tarda