27 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Algorithm Clinical ... , hypoglycemia Testing ... ACTH) stimulation test ... insufficiency • Low
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Algorithm INDICATIONS ... Cortisol, Saliva • Low ... dexamethasone suppression test ... Hormone • MRI of adrenal ... Cushing #Syndrome #diagnosis
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... then go to stim testing ... Standard Stim test ... primary AI - Low ... #Algorithm #ACTH
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal ... Insufficiency - Algorithm ... specificity for AI (but low ... require Cosyntropin testing ... - Low ACTH is
Syphilis Serologic Testing - Treponemal and Non-Treponemal Testing Algorithms
Treponemal Testing:
 • Confirmatory or Screening - Detection
Non-Treponemal Testing ... Algorithms Treponemal ... Definitive • Low ... #diagnosis #Treponemal ... #microbiology #infectiousdiseases
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
between 8 and 9 AM - Low ... aldosterone - Low ... Plasma ACTH - Low ... Evaluation #laboratory #diagnosis ... #testing #endocrinology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Algorithm - GI ... - 1° HPT - 1° Renal ... PO4 wasting: Hereditary ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... TB • LTBI is diagnosed ... • The goal of diagnosing ... QFT) • 5 y/o + low ... LatentTB #ActiveTB #InfectiousDiseases
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... Algorithm - Utilizing ... Uric Acid - Low ... High Uric Acid → renal ... salt wasting By
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Benign Adrenal Mass ... - Differential Diagnosis ... Algorithm Hyperplasia ... High DHEAS • Low ... Dexamethasone Suppression Test