Jyotsna Mahadevan

Concurrent B Cell Acute Lymphoblastic Leukemia (ALL) and Histiocytic Sarcoma (HS): A Case Report

Arshad Raja, Jyotsna Mahadevan, Praneet Manoj Ram, Archana Lakshmanan, Janarthina Kani & S. G. Raman · Asian Hematology Research Journal · 2026

Histiocytic sarcoma is a rare haematopoietic neoplasm with aggressive clinical behaviour and limited standardised treatment guidance. Its occurrence in association with acute lymphoblastic leukaemia is uncommon and may create significant diagnostic and therapeutic challenges. Thi...

Open access Research Article 10.9734/ahrj/2026/v9i4280

Congenital Methemoglobinemia Misdiagnosed as COVID-19 in a 20-Year-Old Male: A Case Report

Arshad Raja, Janarthina Kani, Praneet Manoj Ram & Jyotsna Mahadevan · Asian Hematology Research Journal · 2026

Congenital methaemoglobinaemia is a rare disorder that may be overlooked when persistent cyanosis and low pulse-oximetry readings are attributed to cardiopulmonary disease. We report a 20-year-old male who presented with fever, peripheral cyanosis, clubbing and mild dizziness dur...

Open access Research Article 10.9734/ahrj/2026/v9i4282