15 results
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
AI; >17 rules this ... AI Measure ACTH ... High = primary AI ... - Low = secondary ... or tertiary AI
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
ACTH-Dependent (Secondary ... Polyglandular Autoimmune Syndrome ... Surgery, Radiation, Medication ... Insufficiency #AI ... #Causes #endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
specificity for AI ... > 15 excludes AI ... have diagnosed AI ... AI (by looking ... #Stimulation #Endocrinology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... High Al, High R - Secondary ... Differential #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
disease (rare), and drugs ... AI, hyponatremia ... diagnostic of AI ... least 18 excludes AI ... diagnostic of AI
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Secondary causes ... Hypertension • Medications ... , Drugs, Chemo: ... Anti VEGF agents, TKI ... tumor • Other low
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
• Refeeding syndrome ... Thyrotoxicosis Medications ... vomiting) • Low ... #nephrology #low ... #potassium
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Hypothyroidism • Medication-induced ... • Inflammatory/AI ... Paraprotein-associated (POEMS syndrome ... , myeloma, secondary ... diagnosis #causes #neurology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... Impaired forward flow ... inhibitors, hepatorenal syndrome ... nephropathy • Secondary ... Differential #Diagnosis #nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Differential Diagnosis Algorithm ... hypertension (multi-drug ... • AKI/CKD Mineralocorticoid ... #Nephrology #Differential ... #Diagnosis #Algorithm