10 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Bite Cell RBC: G6PD ... Unstable hemoglobin disorders ... IgM associated lymphoma ... #differential #diagnosis ... hematology #microscopy #atlas
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... changes), high MCV anemia ... not required in all ... #Causes #Workup
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Diagnosis: • ... Lymphocytosis on CBC ... lymphoproliferative disorders ... • Neutropenia, anemia ... #workup #oncology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... thalassemia, S Lepore • Basophilic ... membrane disorder ... #Algorithm #workup
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... , lymphoma, idiopathic ... lymphoproliferative disorders ... • Intrinsic RBC
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
, monoblast, & lymphoid ... eosinophils, & basophils ... myeloproliferative disorders ... rickettsia infections, brucellosis ... the underlying cause
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Autoimmune disorders ... Weight loss • Anemia ... Immune hemolytic anemia ... Workup: • Full ... platelets - WBC
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Albumin > 4) Work-up ... Amyloidosis • Lymphoma ... Connective tissue disorders ... anemia • Other ... #differential #diagnosis
CASTLEMAN DISEASE
Disorder of the immune system with excessive production of IL-6

Castleman’s disease is a rare, heterogeneous
CASTLEMAN DISEASE Disorder ... CBC: Anemia and ... HHV-8 and HIV is crucial ... and may help in diagnosis ... Castleman #disease #diagnosis
Solitary Cell Plasmacytoma

What?
• Plasma cell neoplasms can present as a single lesion (solitary plasmacytoma)
• In 3%
Biopsy: Solitary disorder ... • No CRAB - no anemia ... • CBC + diff • ... • Non-Hodgkin Lymphoma ... #Workup #Hematology