59 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Stomach: Pernicious anemia ... #differential # ... diagnosis #causes
Criss-Cross Gait on Physical Exam 

Seen in Glucose Transporter type 1 Deficiency Syndrome

#CrissCross #Criss #Cross #Gait
Criss-Cross Gait ... #Criss #Cross #Gait ... #PhysicalExam #clinical ... #video #neurology ... #GLUT1 #deficiency
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... (>100 fL) • B12 ... Classification #Differential ... Diagnosis #Algorithm #Causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... • Dietary Deficiency ... and Folate Deficiency ... #elevatedMCV #Differential
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Pancytopenia - Differential ... Toxins • Aplastic Anemia ... Myelodysplasia Nutritional deficiency ... : • B12/folate
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Vitamins and Vitamin Deficiency ... gestation • Vitamin B12 ... #Vitamins #Deficiency ... #differential #
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Megakaryopoiesis • Aplastic Anemia ... Megakaryopoiesis • B12 ... Deficiency
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Reticulocytes • Iron Deficiency ... • B12/Folate ... Deficiency • Aplastic ... Diagnosis #Algorithm #Causes
Wernicke Encephalopathy - Acute Thiamine (B1) Deficiency 
Clinical Diagnosis - Caine Criteria (2 out of 4):
Acute Thiamine (B1 ... ) Deficiency Clinical ... dysfunction and gait ... #Deficiency #diagnosis ... #criteria #neurology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Megaloblastic: Vitamin B12 ... deficiency, Folate ... deficiency • ... morphologic #mcv #differential ... #diagnosis #causes