Conditions Treated by Dr. S K. Callahan, MD

• Acute Leukemia
• Adrenal Gland Cancer
• Anal and Rectal Cancer
• Anemia
• Brain and Nervous System Cancer (incl. Gliomas, Astrocytoma, Schwannoma, Medulloblastoma, Chordoma)
• Brain Cancer
• Colorectal Cancer
• Liver Cancer
• Lung Cancer
• Lymphoma
• Myelodysplastic Syndromes
• Myeloma
• Myeloproliferative Disorders
• Neutropenia
• Non-Hodgkin's Lymphoma
• Ovarian Cancer
• Pancreatic Cancer
• Pancytopenia
• Pleura Cancer
• Pleural Neoplasm, Malignant
• Polycythemia Rubra Vera
• Secondary Malignancies
• Skin Cancer