22 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... patients with anemia, diagnose ... • Additional laboratory ... Non-invasive testing ... #workup #diagnosis
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... , hypoglycemia Testing ... ACTH) stimulation test ... #Diagnosis #Algorithm
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
- 1° Renal PO4 wasting ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm ... #differential # ... nephrology
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... if prevalence low ... Urea breath test ... first line test ... #Laboratory #Diagnosis
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Acid → renal salt wasting ... #Diagnosis #Algorithm ... #nephrology #sodium
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Algorithm - Evaluation ... then go to stim testing ... Standard Stim test ... primary AI - Low ... #Algorithm #ACTH
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
symptoms: • Severe low ... Diagnosis: • ... around the anus Laboratory ... #diagnosis #causes ... #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... consumption • Low ... #Hypokalemia #diagnosis ... #Algorithm #differential ... #low
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
between 8 and 9 AM - Low ... aldosterone - Low ... Insufficiency #Evaluation ... #laboratory #diagnosis ... #testing #endocrinology
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 ... Step 3) Differentiate ... - Low ACTH is