12 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
will correctly diagnose ... implies being able ... it has a narrow focus ... #Epidemiology #Sensitivity ... #Calculation #Table
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
→ Spectrum of Disease ... Ratio Step 1: Clinical ... with a focused clinical ... & Specificity Assess ... ultrasound #management #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... fatigue, Nausea, abdominal ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... rheumatology #comparison #table
Intraabdominal Abscess on POCUS

RUSH exam for fever, hypotension, abd pain.  You notice this in RUQ.
on POCUS RUSH ... Diagnosis? ... Answer: Large intra-abdominal ... hx of Crohn's disease ... #clinical #Crohns
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
large-vessel vasculopathy Epidemiology ... association • M > F Clinical ... Behcet syndrome (Clinical ... is a skin prick test ... • Nonsurgical abdominal
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
USMLE Epidemiology ... individual studies Clinical ... , describe clinical ... how related two values ... #calculations #diagnosis
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
obstruction - Able ... causes of flank or abdominal ... retroperitoneal disease ... MRI - Limited value ... with surgical access
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
high index of clinical ... left-sided heart valves ... common, Aortic root abscess ... - Infectious Diseases ... #table
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
gastrointestinal symptoms (elevations ... enzymes, diarrhea, abdominal ... : Clinical Manifestations ... Diagnosis Of NTM ... • Clinical (Symptoms
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
to bolus these values ... presentations and disease ... / hypoxemia -> focus ... assessment - assess ... tests before beginning