34 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... , hypoglycemia Testing ... Low Cortisol Response ... insufficiency • Low ... Differential #Diagnosis #Algorithm
Syphilis Serologic Testing - Treponemal and Non-Treponemal Testing Algorithms
Treponemal Testing:
 • Confirmatory or Screening - Detection
Syphilis Serologic Testing ... Non-Treponemal Testing ... Algorithms Treponemal ... Definitive • Low ... Fast • RPR, VDRL
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... specificity for AI (but low ... require Cosyntropin testing ... - Low ACTH is ... Insufficiency #Algorithm
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 ... primary AI - Low ... Insufficiency #Diagnosis #Algorithm
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
between 8 and 9 AM - Low ... aldosterone - Low ... between 8 and 9 AM - Low ... - Low, because ... laboratory #diagnosis #testing
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Differential Diagnosis Algorithm ... Hyperplasia • ACTH ... Dependent • ACTH ... High DHEAS • Low ... Differential #Diagnosis #Algorithm
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome Testing ... Algorithm INDICATIONS ... FOR TESTING: • ... Cortisol, Saliva • Low ... Syndrome #diagnosis #algorithm
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... Uric Acid - Low ... Acid → renal salt wasting ... Differential #Diagnosis #Algorithm ... nephrology #sodium #low
Newer Syphilis Reverse Algorithm 

The advent of newer, faster 
treponemal antibody tests have 
allowed high-throughput of
Syphilis Reverse Algorithm ... first step in the algorithm ... (VDRL or RPR) ... Syphilis #Reverse #Algorithm ... #Testing #Diagnosis
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia Diagnostic Algorithm ... - 1° Renal PO4 wasting ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm