2 results
Lichen Planus- ...On examination, numerous purple papules were noted on the anterior surface of the forearms
sawtooth rete pegs ... Although the cause ... used in primary treatment ... #NEJM #clinical ... lichen #planus #derm
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... intrinsic factor, IF) Clinical ... • P/E - GI and derm ... Check for IF ab Treatment ... , can consider IM