348 results
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
) - Simplified Differential ... Diagnosis Algorithm ... Exogenous (ACTH-independent ... Cushings #syndrome #Differential ... #Diagnosis #Algorithm
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Hyperphosphatemia - Differential ... Diagnosis Framework ... Phosphate Load: • Exogenous ... Hyperphosphatemia #Differential ... #Diagnosis #Framework
Staging of Skin Mottling

Mottling is less sensitive, but more specific for hypoperfusion and elevated mortality (figure
Mottling suggests active ... endogenous vasoconstriction ... not additional exogenous ... Staging #Clinical #Diagnosis
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Thyroid Disorders - Differential ... Diagnosis Algorithm ... Thyroiditis • Exogenous ... Thyroid #Disorders #Differential ... #Diagnosis #Algorithm
Polyuria - Differential Diagnosis
Solute Diuresis
 • Na intake/saline
 • Glucosuria: Hyperglycemia, SGLT-2 inhibitors
 • Urea: Exogenous
Polyuria - Differential ... Diagnosis Solute ... inhibitors • Urea: Exogenous ... #Polyuria #Differential ... #Diagnosis #Causes
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
PATHOPHYSIOLOGY: → Exogenous ... pro-inflammatroy mediators (Endogenous ... Pyrogen) → Endogenous ... vasculature via: • Active ... InfectiousDiseases #Diagnosis
Headache Differential - Primary vs Secondary
A vast number of diseases can cause a headache. We divide
Headache Differential ... caused by various exogenous ... disorders #Diagnosis ... #Differential #
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... • Azotemia • Exogenous ... #Polyuria #Differential ... #Diagnosis #Algorithm
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Severe K depletion, Exogenous ... Alkalosis #Causes #Differential ... #Diagnosis #Algorithm
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism - Differential ... Diagnosis Algorithm ... Radiation - Exogenous ... #HighThyroid #Differential ... #Diagnosis #Algorithm