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

Early am cortisol < 3
Insufficiency Diagnosis Algorithm ... Axis Response to ACTH ... then go to stim testing ... Measure ACTH: ... Insufficiency #Diagnosis #Algorithm
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... > 15 excludes AI ... require Cosyntropin testing ... Step 3) Differentiate ... Insufficiency #Algorithm
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... , hypoglycemia Testing ... Insufficiency #Differential ... #Diagnosis #Algorithm
Acute Mesenteric Ischemia - Performance of 
Laboratory Tests (Sensitivity, Specificity) 
- WBC, Lactate, D-dimer, Urine I-FABP

#Mesenteric
Mesenteric Ischemia - Performance ... of Laboratory ... Mesenteric #Ischemia #AMI ... #Testing #Diagnosis ... #Laboratory #Sensitivity
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Insufficiency - Differential ... Diagnosis Algorithm ... ACTH-Dependent ... Insufficiency #AI ... #Differential #
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Insufficiency: • ACTH ... between 8 and 9 AM ... between 8 and 9 AM ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Cerebral Salt Wasting ... Renal Losses (AKI ... , Post-AKI diuresis ... #Hyponatremia #differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
function tests algorithm ... decision for repeat testing ... aminotransferase; BMI ... LFTs #Abnormal #Algorithm ... Liver #Enzymes #Differential
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Metabolic Alkalosis: Differential ... because of ectopic ACTH ... ingestion, Congenital AME ... Refeeding after fasting ... Metabolic #Alkalosis #Differential
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... confirmed via genetic testing ... dependent upon local laboratory ... hypokalemia #diagnosis #differential ... #algorithm #nephrology