27 results
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... impractical to test ... many possible causes ... pick specific tests ... the much smaller differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... and Screening Testing ... • Congenital adrenal ... #Hypertension #Differential ... Screening #Workup #table
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Algorithm Clinical ... Weakness, fatigue, nausea ... , hypoglycemia Testing ... ACTH) stimulation test
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... aldosterone - Low in cases ... autoantibody tests ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... unclear (often the case ... then go to stim testing ... Standard Stim test ... #Stimulation #Test
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Cerebral salt wasting ... Hypothyroidism - Adrenal ... #Diagnosis #Table ... #Causes #Sodium
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
Hypoglycemia - Differential ... Diagnosis Algorithm ... Idiopathic Other Causes ... Hypopituitarism • Adrenal ... endocrinology #causes
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 1) Screening Test ... require Cosyntropin testing ... Step 3) Differentiate ... Insufficiency #Algorithm
Principal Causes of Generalized Edema - History, Physical Examination, and Laboratory Findings 

Cardiac, Hepatic, Renal (ARF),
Principal Causes ... Examination, and Laboratory ... Cardiac, Hepatic, Renal ... Anasarca #Diagnosis #Differential ... #Table
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... Diagnosis Algorithm ... Cerebral salt wasting ... #Causes #nephrology