S. Umena

Two cases of acute erythroid leukemia presenting with marked macrocytic anemia, reticulocytosis and hemolysis.

A. Kasahara, Tadashi Matsumura, Seisuke Ota, 2013, Internal medicine.

Severe case of peripheral leukocytosis initially diagnosed as myelodysplastic syndrome/myeloproliferative neoplasm, unclassifiable, but possibly prefibrotic primary myelofibrosis.

A. Kasahara, M. Tanimoto, Tadashi Matsumura, 2014, Acta medica Okayama.

A case of repeated painless thyroiditis followed by Graves' disease.

T. Takano, N. Amino, Y. Hidaka, 1995, Endocrine journal.

Focal segmental glomerulosclerosis complicating solitary kidney

S. Umena, Y. Oshiro, M. Noda, 2009, Clinical and Experimental Nephrology.

Evaluation of percutaneous balloon angioplasty (PTA) for central venous stenosis in the hemodialysis patient caused by double lumen catheter insertion

N. Kashihara, S. Umena, N. Kishimoto, 2001 .

Cronkhite–Canada syndrome showing elevated levels of antinuclear and anticentromere antibody

A. Kasahara, Tadashi Matsumura, Takehiro Tanaka, 2015, Clinical Journal of Gastroenterology.