25 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... • Dietary Deficiency ... Myelodysplastic Syndromes ... and Folate Deficiency
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Megakaryopoiesis • Aplastic Anemia ... Megakaryopoiesis • B12 ... Non-lmmune: • HELLP Syndrome
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Megaloblastic: Vitamin B12 ... deficiency • ... Myelodysplastic syndrome ... morphologic #mcv #differential ... #diagnosis #causes
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... formerly known as ... crisis • Severe B12 ... deficiency • Mechanical ... macroangiopathic hemolytic anemia
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... vitamin B12 intake ... and Sjögren's syndrome ... low #cobalamin #differential
Wernicke's Encephalopathy vs Korsakoff Syndrome - Thiamine Deficiency

Wernicke's encephalopathy is a neurological condition due to longstanding
- Thiamine Deficiency ... thiamine (vitamin B1 ... and retrograde amnesia ... #vitaminB1 #B1 # ... diagnosis #comparison #neurology
FAT RBC Mnemonic for Causes of Macrocytic Anemia
(MCV > 100)

F - Folate (Fetus) and B12 Deficiency
FAT RBC Mnemonic ... Folate (Fetus) and B12 ... Deficiency - Impairs ... released from marrow as ... #Anemia #Differential
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
and petechiae Causes ... to repair DNA, as ... , GATA2 deficiency ... , CTLA4 deficiency ... - Parvovirus B19
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Guillain-Barre syndrome ... : Acid maltase deficiency ... #differential # ... diagnosis #neurology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Nutritional: DiabetesB12 deficiency ... Paraprotein-associated (POEMS syndrome ... Peripheral #Neuropathy #differential ... #diagnosis #causes ... #neurology