56 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Renal Disease, Liver ... (>100 fL) • B12 ... Diagnosis #Algorithm #Causes ... #Hematology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Erythropoiesis (B12 ... in pernicious anemia ... • Refeeding syndrome ... Diagnosis #Algorithm #nephrology ... #low #potassium
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... • Dietary Deficiency ... Myelodysplastic Syndromes ... and Folate Deficiency ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Megakaryopoiesis • B12 ... Non-lmmune: • HELLP Syndrome ... #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Megaloblastic: Vitamin B12 ... deficiency • ... Myelodysplastic syndrome ... differential #diagnosis #causes ... #hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
• Scleroderma renal ... crisis • Severe B12 ... deficiency • Mechanical ... macroangiopathic hemolytic anemia ... differential #diagnosis #hematology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Algorithm Extra-renal ... loss (Diarrhea) Renal ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... UNa > 20: • Renal ... , Salt-losing deficiency ... Diagnosis #Algorithm #Causes ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... gastrointestinal K loss • Renal ... hypokalemia • Renal ... #nephrology #potassium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Administration of inulin, B2 ... diuretics, Mg2+ deficiency ... hypokalemia #urine #potassium ... algorithm #diagnosis #nephrology