170 results
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
Hypercortisolism (Cushing syndrome ... ) - Simplified Differential ... Diagnosis Algorithm Exogenous ... Hypercortisolism #Cushings #syndrome ... #Differential #
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Hyperphosphatemia - Differential ... Phosphate Load: • Exogenous ... Fosphenytoin • Endogenous ... Rhabdomyolysis, Tumor lysis syndrome ... Hyperphosphatemia #Differential
Cellular and humoral immune responses of the adaptive immune system. Activated T cells accomplish cellular immune
Exogenous antigen ... associated with CD4 ... or CD8, depending ... Endogenous antigens ... ImmuneResponses #immunology #pathophysiology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Metabolic Alkalosis - Differential ... Severe K depletion, Exogenous ... BP = Bartter's Syndrome ... , Gitelman's Syndrome ... Alkalosis #Causes #Differential
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Amenorrhea - Differential ... Polycystic Ovarian Syndrome ... Diabetes Mellitus • Exogenous ... • Empty Sella Syndrome ... #Amenorrhea #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Hypokalemia - Differential ... , Gitelman's syndrome ... Pseudo-hyperaldosteronism: exogenous ... acid, Liddle's syndrome ... #hypokalemia #differential
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Pseudo-hyperaldosteronism: exogenous ... acid, Liddle's Syndrome ... , Gitelman's syndrome ... #Hypokalemia #Differential
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Succinylcholine) • Exogenous ... #hyperkalemia #differential ... #diagnosis #pathophysiology
Hyperaldosteronism - Etiologies of Mineralocorticoid Excess

Primary Hyperaldosteronism (Normal or Low Renin, High Aldosterone) 
 - Aldosterone-secreting
- Cushing’s syndrome ... - Exogenous ... Hyperaldosteronism #Differential
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
Tall Stature - Differential ... Stature • XYY Syndrome ... Obese BMI • Exogenous ... • XYY Syndrome ... #TallStature #Differential