12 results
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... hydrogen breath test ... colonoscopy), Abdominal ... for celiac disease ... #diagnosis #differential
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... negative predictive value ... #Testing #Laboratory ... #Tests #Diagnosis ... #Workup #Table
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal ... Pain Causes - Differential ... , physical and testing ... • Splenomegaly/Abscess ... #Causes #Differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Diagnosis and Screening ... Testing Common ... ultrasound; MRA; abdominal ... #Screening #Workup ... #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... pneumonia • Chronic ... Putrid sputum/sour-tasting ... Differential Diagnosis ... #pulmonary #differential
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
from a group to assess ... probability of getting ... > incidence in chronic ... how related two values ... #calculations #diagnosis
Low Back Pain (Lumbago) - Common Differential Diagnosis and Patterns

Mechanical Low Back Pain:
Aching pain in the
Lumbago) - Common Differential ... Diagnosis and Patterns ... or inflammatory disease ... Commonly work related ... Chronic Back Stiffness
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... encounters due to NTM: Chronic ... enzymes, diarrhea, abdominal ... Diagnosis Of NTM ... NTM #Infections #differential
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... Ischemic heart disease ... determine if stress test ... undergoing AAA or upper abdominal ... stratification #diagnosis
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... that a one-off value ... normal/high - Chronic ... As with many disease ... Best to have an