13 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Algorithm Relative ... • Burns • Diarrhea ... JAK-2 Positive - Low ... #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
- Differential Diagnosis ... Algorithm Low ... #Anemia #MCV #Classification ... #Algorithm #Causes ... #Hematology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential Diagnosis ... Algorithm - Urinary ... Congenital chloride diarrhea ... - Normal/low ... diarrhea, Kidney
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... diarrhea / IBD ... #Differential #Diagnosis ... #Low #Magnesium ... #Table #Classification
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Algorithm Appropriately ... Low Kidney Phosphate ... GI Absorption: Chronic ... Diarrhea, Antacids
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... diarrhea • Kidney ... Chloride #urine #Algorithm ... #differential #diagnosis
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
- Differential Diagnosis ... Algorithm Normal ... net charge) • Diarrhea ... RTA Type II • Carbonic ... Cell Problem - Low
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... • Infectious diarrhea ... : • Low serum IgG ... Malignancies • Chronic ... hypogammaglobulinemia #immunology #hematology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
- Differential Algorithm ... Nephropathies, Vomiting, Diarrhea ... Nephrotic Syndrome, Chronic ... #diagnosis #causes ... nephrology #sodium #low
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
- Differential Diagnosis ... Algorithm Structural ... Bronchitis • Chronic ... Diarrhea • Giardia ... #Hematology