This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Franklin's disease is associated with: 
Select and explain. 
A. Gamma heavy chain disease, B. Multiple myeloma, C. Alpha heavy chain disease, D. Waldenstorm's macroglobulinemia
A: Gamma heavy chain disease
Answer: A: Gamma heavy chain disease 
Explanation: Answer is A (Gamma heavy chain disease): Franklin's disease is a gamma beau chain disease. Heavy chain diseases: Characterized by elevated levels of a specific heavy chain of immuno-globulins in blood or urine. Gamma chain Seen in elderly resemble lymphoma. Franklin's disease Alpha chain Saligmann's disease is the most common example imp chain Rarest form seen in patients with CLL