22 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Myelofibrosis Infectious ... effect following treatment ... Iron deficiency anemia ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
procedures - Infection ... decreased PLT count: CBC ... changes), high MCV anemia ... #Causes #Workup ... #hematology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
and Primary Causes ... renal failure/uremia ... Hyperthyroidism CBC ... Myelodisplastic syndrome ... #generalized #dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... hemolysis, deficiency anemia ... Rebound effect from treatment ... #Algorithm #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... ) - HELLP syndrome ... • Intrinsic RBC ... #hematology #anemia
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
on the left Myeloblast ... Differential Diagnosis ... • Autoimmune diseases ... #differential #diagnosis ... #CBC #hematology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Hyperthyroidism CBC ... Myelodisplastic syndrome ... Pruritus #secondary #systemic ... #generalized #dermatology ... #Algorithm #causes
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... Lymphocytosis on CBC ... • Neutropenia, anemia ... #workup #oncology ... #hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
autoimmune hemolytic anemia ... ) • Systemic granulomatous ... DDX - Other causes ... : • Nephrotic syndrome ... hypogammaglobulinemia #immunology #hematology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
Cr >2 mg/dL or CC ... 40 ml/min A - Anemia ... plasmacytoma, POEMs syndrome ... Gammopathies #MGUS #diagnosis ... #hematology #oncology