1. The findings obtained by the study of splenic aspirations in 140 patients are presented. Diagnostically they were most helpful in myeloid metaplasia, lymphoma, kala-azar, and Gaucher’s disease.

2. The findings were of particular theoretical interest in multiple myeloma and sickle cell anemia. This method of investigation could be extended to elucidating further the role of the spleen in other diseases.

3. No morbidity was encountered in this series. If certain precautions are observed, splenic puncture is a safe procedure, and should be undertaken in patients with undiagnosed splenomegaly.

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© 1955 by American Society of Hematology, Inc.
1955
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