16 results
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
chronic kidney disease ... , Acute blood loss ... Megaloblastic: Vitamin B12 ... #differential # ... diagnosis #causes #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Blood Loss • Acute ... Reticulocytes, MCV ... Deficiency • B12 ... Disease • Marrow
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... Folate deficiency, B12 ... Non-megaloblastic: Liver disease ... #Differential # ... Diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Corpuscular Volume (MCV ... ) - Differential ... (>100 fL) • B12 ... #MCV #Classification ... #Differential #
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Corpuscular Volume (MCV ... ) - Differential ... • Pancreatic Disease ... • Liver Disease ... Algorithm #Causes #Hematology
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Infectious Mono (EBV, CMV ... ), Acute HIV, Parvovirus ... B19, Varicella ... gonorrhea, Rickettsial diseases ... #Diagnosis #dermatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Infectious: • Acute ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
- β-lactam antibiotics ... - Parvovirus B19 ... • Parvovirus B19 ... Treatment: ... #oncology #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... Chronic kidney disease ... Index > 3: • Acute ... Production #Index #hematology ... #anemia #differential
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... Thrombocytosis #Platelets #Differential