1818 results
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Neuromuscular disease ... Glycogen storage disease ... Mitochondrial disease ... failure), Thyroid disease ... Chronic: Anxiety, PTSD
Hepatitis B (HBV) Serology

HBsAg - Presence denotes current HBV infection (chronic or acute)
HBV Core Antibody -
of active viral disease ... chronically infected pts ... or pts who have
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Clinical: • Disease ... fatal in 10% of pts
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Disease ... Cold Agglutinin Disease ... influenza (younger pts ... • Autoimmune disease ... (younger pts)
Complex Perianal Fistulas and Crohn's Disease - Management Algorithm
Factors for Operative Strategy
  • Fistula Classification
Fistulas and Crohn's Disease ... ENTERPRISE: 43% pts ... impact of perianal disease ... their perianal disease ... Fistulas #Crohns #Disease
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Valvular heart disease ... Structural heart disease ... • Pulmonary disease ... early Afib and pts ... TSH level (< 5% pts
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
malignancy (HM) pts ... useful in high risk pts ... colonization vs invasive disease ... non-neutropenic pts ... recipients, CGD pts
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - ... As do pts with DM1 ... out celiac in pts ... In pts already on ... GIreview #Celiac #Disease
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
group without disease ... good for rare diseases ... group to assess disease ... people with disease ... retrospective studies (pts
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
sensitivity (sn) 82% in pts ... sn lower in SOT pts ... vori Infectious Diseases