25 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Adrenal Insufficiency ... Differential Diagnosis ... , hypoglycemia Testing ... ACTH) stimulation test ... #Differential #Diagnosis
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Insufficiency: ... insufficiency. ... Insufficiency: ... #Evaluation #laboratory ... #diagnosis #testing
Adrenal Insufficiency Algorithm - Cosyntropin Stimulation Test
T-1m: Baseline cortisol drawn
T0: 250 µg cosyntropin given IV
T30m: Repeat
Adrenal Insufficiency ... Cosyntropin Stimulation Test ... BCM_InternalMed #Adrenal ... #Insufficiency ... #Testing #Algorithm
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... then go to stim testing ... Standard Stim test ... #Insufficiency ... #Stimulation #Test
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - ... Step 1) Screening Test ... require Cosyntropin testing ... Step 3) Differentiate ... #Insufficiency
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... tests may be needed ... Test for celiac ... Non-invasive testing ... endoscopy • Insufficient
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... and Screening Testing ... ultrasound, Tests ... sodium loading test ... #Hypertension #Differential
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
Hypoglycemia - Differential ... Diagnosis Algorithm Fasting ... Hypopituitarism • Adrenal ... Insufficiency ... Hypoglycemia #LowGlucose #Differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Cerebral salt wasting ... Hypothyroidism - Adrenal ... insufficiency ... #Hyponatremia #Differential
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Insufficiency ... vessels to the adrenal ... hemorrhage in the setting ... #Insufficiency ... #AI #differential