19 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Neutrophils - Low RBC ... Myelodysplastic Syndromes ... Cells, Normal WBCs ... #Causes #Hematology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Differential Diagnosis ... Hyperthyroidism CBC ... Myelodisplastic syndrome ... #dermatology #Differential
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... coagulopathy (DIC) #RBC ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
2) External (RBC ... Defects, Drugs, Liver ... 3) Internal (RBC ... Defects: Sickle cell anemia ... #Diagnosis #hematology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Hyperthyroidism CBC ... Myelodisplastic syndrome ... secondary #systemic #generalized ... #dermatology #Differential ... #causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... decreased PLT count: CBC ... changes), high MCV anemia ... disease), HBsAg/anti-HBc ... #Diagnosis #Causes
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Even with normal WBC ... relative to both WBC ... 21% had normal WBC ... #WBC #CBC #hematology ... #pathophysiology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... • Intrinsic RBC ... #differential # ... diagnosis #hematology ... #anemia
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Clinical Presentation ... and petechiae Causes ... Pancytopenia: • ↓ RBC ... • ↓ WBC • ↓ ... #diagnosis #management
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Viral Infection Clinical ... Blood smear - RBC ... younger pts) Differential ... #hematology #diagnosis