r753_2000
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50 y/o male comes in complaining of chronic back pain and feeling tired. He also has had a history of history of infection with Peumococcus and Haemophilus. Previous protein elctrophoresis results showed he has a marked monoclonal IgA spike. What is the most likely diagnosis:
a) waldstrom
b) multiple myeloma
c) CML
d) metastatic ca
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| lucky
Forum Guru
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waldenstrom?
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| ELM
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B, mult/myeloma.
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| prep4usmle
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Lucky you got to have monoclonal spike of IgM for Waldenström. (notice the M upside down)
This is multiple myloma.
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| r753_2000
Forum Elite
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Yes. In multiple myeloma, there can be:
1) IgG spike
2) IgA spike
3) or combination
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| lucky
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ok 
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| ELM
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Plus in MM encapsulated bac infections are common. 8)
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