IgG subclass 4 disease	Posted on September 20, 2011	by thebileflow Question: A 68 year old female is hospitalized with a sclerosing cholangitis like illness and was found to have involvement in the pancreas (narrow pancreatic duct, enlarged head with questionable mass). You of course know to order an IgG4 level and sure enough it is dramatically elevated. She is started on a course of steroids. You are asked what other organs can become involved with IgG4 depositional disease if it goes untreated.
A. facial skin
B. heart
C. kidneys
D. tongue
Answer:A
IgG subclass 4 disease	Posted on September 20, 2011	by thebileflow Question: A 68 year old female is hospitalized with a sclerosing cholangitis like illness and was found to have involvement in the pancreas (narrow pancreatic duct, enlarged head with questionable mass). You of course know to order an IgG4 level and sure enough it is dramatically elevated. She is started on a course of steroids. You are asked what other organs can become involved with IgG4 depositional disease if it goes untreated.
A. facial skin B. heart C. kidneys D. tongue