15 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... Marrow Failure • Anemia ... (>100 fL) • B12 ... Myelodysplasia #Anemia
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Framework for Anemia ... thalassemia • Anemia ... Megaloblastic: Vitamin B12 ... #differential # ... diagnosis #causes
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... • B12/Folate ... AnemiaAnemia ... Non-lmmune #Anemia ... Diagnosis #Algorithm #Causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Corpuscular Volume (MCV ... • Pernicious Anemia ... • Pernicious Anemia ... #Macrocytic #Anemia
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Aplastic Anemia ... • Aplastic anemia ... Clinical Presentation ... and petechiae Causes ... #oncology #hematology
FAT RBC Mnemonic for Causes of Macrocytic Anemia
(MCV > 100)

F - Folate (Fetus) and B12 Deficiency
of Macrocytic Anemia ... (MCV > 100) ... Folate (Fetus) and B12 ... a response to anemia ... #Macrocytic #Anemia
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... autoantibodies (pernicious anemia ... Worsening macrocytic anemia ... wt loss • If anemia ... - CBC, PBS - anemia
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
fatigue despite clinical ... , Anemia • Prevalence ... Crohn's > UC Anemia ... restricted diet/deficiency ... /other causes
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
: CKD, ESRD • CV ... ILD, OSA, pHTN, Anemia ... Rhabdomyolysis, Critical ... #Diagnosis #causes ... #neurology
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Phosphatase Of Clinical ... • Pernicious anemia ... /B12 deficiency ... respiratory failure • Neurologic ... ) - Waddling gait