He last travelled 5 months ago to Italy. Which of the following is the most likely dx?

A 47yo man has a temp of 39C and is delirious. He has developed blisters mainly on his trunk,
which appeared a few hours ago. He is well and not on any medications. He last travelled 5
months ago to Italy. Which of the following is the most likely dx?

a. Shingles
b. Chicken pox
c. Pemphigoid
d. Bullous pemphigus

Ans:i even think shingles but the ans is chicken pox…the dist in chicken pox is in chest face then body plus encephalitisi(delirious) is less likely more a compl