10 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... changes), high MCV anemia ... gastric bypass), LFT ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... • Rheumatic disorders ... effect following treatment ... Iron deficiency anemia ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... lymphoproliferative disorders ... • Intrinsic RBC ... #differential # ... #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Consider sickle cell ... membrane disorder ... Diagnosis #Algorithm #workup
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphocytosis on CBC ... lymphoproliferative disorders ... • Neutropenia, anemia ... microglobulin Treatment ... Leukemia #diagnosis #workup
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... caused by blood ... formed or don’t work ... Workup: • Complete ... blood count with differential
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... hypertension and/or drug treatment ... Megaloblastic anemia-rare ... including white blood cell ... #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Autoimmune disorders ... Weight loss • Anemia ... Hodgkin Lymphoma Workup ... Immunohistochemical studies (to differentiate ... Hodgkin Lymphoma Treatment
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Albumin > 4) Work-up ... Connective tissue disorders ... autoimmune hepatitis, PBC ... anemia • Other ... Gap #ProteinGap #differential
Solitary Cell Plasmacytoma

What?
• Plasma cell neoplasms can present as a single lesion (solitary plasmacytoma)
• In 3%
Biopsy: Solitary disorder ... • No CRAB - no anemia ... Bone marrow Treatment ... Oncology #Diagnosis #Workup ... #Hematology