All are asociated with pemphigus except:
Di.e. Atropine gastritis Paraneoplastic pemphigus may be associated with non Hodgkin's lymphomaQ (NHL), Chronic lymphocytic leukemiaQ (CLL), Castleman's disease, thymomaQ and spindle cell tumors. And pemphigus folliaceus is associated with thymoma & /or mysthenia gravisQ.
Thymoma
CLL
Myasthenia gravis
Atrophic gastritis