19 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... • Rheumatic disorders ... effect following treatment ... Iron deficiency anemia ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Hemolytic anemia ... deficiency • Liver ... fever • Drug reactions ... #hematology #rheumatology ... #nonpalpable #dermatology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... - Differential Diagnosis ... • Small Bowel Disorder ... #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... : INR/PT, aPTT(liver ... changes), high MCV anemia ... bypass), LFT (liver ... #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... : • Liver disease ... • Transfusion reactions ... #hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
• Factitious disorder ... • Sickle Cell Anemia ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... discoloration) • Liver ... Systemic #Secondary #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... lymphoproliferative disorders ... Extravascular #Causes ... #hematology #anemia
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... allergy, drug reaction ... glucocorticoid treatment ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential Diagnosis ... hypertension and/or drug treatment ... Idiosyncratic drug reactions ... Megaloblastic anemia-rare ... #causes #hematology