122 results
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Vitamins and Vitamin Deficiency ... Wernicke-Korsakoff syndrome ... #differential #diagnosis ... #signs #symptoms
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
- Differential Diagnosis ... • Dietary Deficiency ... - Low Serum B12 ... Myelodysplastic Syndromes ... and Folate Deficiency
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... Approach - MCV) Low ... Megaloblastic: Vitamin B12 ... Myelodysplastic syndrome ... #differential #diagnosis
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... alkalosis, Hungry bone syndrome ... Tumor genesis syndrome ... FGF-23: Fanconi syndrome
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential Diagnosis ... - Vitamin D deficiency ... metastases, Hungry bone syndrome ... #Algorithm #nephrology
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
B12 Levels Low ... vitamin B12 intake ... Autoimmune - Pernicious anaemia ... and Sjögren's syndrome ... #differential #diagnosis
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Erythropoiesis (B12 ... in pernicious anemia ... • Refeeding syndrome ... #Algorithm #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential Diagnosis ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... #nephrology #PTH
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Constitutional Syndromes ... Clinical Presentation ... Constitutional Syndromes ... marrow-failure syndromes ... myelodysplastic syndrome
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Shift: Refeeding Syndrome ... Tumor Genesis Syndrome ... FGF23: Fanconi Syndrome ... #phosphorus #workup