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

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Reticulocytes, MCV ... • B12/Folate ... #Algorithm #Causes ... #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Corpuscular Volume (MCV ... - Differential Diagnosis ... • Dietary Deficiency ... #Hematology
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 ... , GATA2 deficiency ... #oncology #hematology ... #diagnosis #management
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
) Deficiency Etiology ... • Common Causes ... intrinsic factor, IF) Clinical ... parasthesias, gait ... #diagnosis #management
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Most cases diagnosed ... • Pernicious anemia ... /B12 deficiency ... respiratory failure • Neurologic ... ) - Waddling gait
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... HIV) - Vitamin B12 ... , Copper deficiency ... #differential #diagnosis ... #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
: CKD, ESRD • CV ... : CHF, valves, COPD ... ILD, OSA, pHTN, Anemia ... Rhabdomyolysis, Critical ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
neurological lesion: Clinical ... of injury • Gait ... Causes: 1. ... myelopathy - Vit B12 ... #neurology #differential