294 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
result with no clinical ... because false-negative ... sample = 95% • A negative ... used to exclude pulmonary ... LatentTB #ActiveTB #InfectiousDiseases
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... Bacteria #Pathogens #Diagnosis ... #Differential #InfectiousDiseases
Differential Diagnosis of Hemoptysis #Diagnosis #EM #IM #InfectiousDisease #Pulmonary #Hemoptysis #Extrapulmonary #Differential #Algorithm #Assessment #Ddxof
Differential Diagnosis ... of Hemoptysis #Diagnosis ... #EM #IM #InfectiousDisease ... #Pulmonary #Hemoptysis
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Treatment Options for Clinically ... Antipseudomonal/Gram-Negative ... Appropriate #Management #InfectiousDiseases
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... Pneumonia #Patterns #Diagnosis ... #Presentation #Pulmonary
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... • Normal or negative ... pg/ml EKG: • Negative ... infarction • Gram negative ... #differential #diagnosis
Miliary Tuberculosis 
Hematogenous dissemination of Mycobacterium tuberculosis 
Clinical: 
 • Failure to thrive 
 • Fever
tuberculosis Clinical ... Tuberculosis #TB #Pulmonary ... #InfectiousDiseases ... #Diagnosis
Clinical Examination of Patients With Infectious Disease

#PhysicalExam #Findings #Signs #InfectiousDiseases #Diagnosis
Clinical Examination ... Findings #Signs #InfectiousDiseases ... #Diagnosis
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Drug fever #relative ... #differential #diagnosis ... #infectiousdiseases
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin), Gram-negative ... Staphylococci (skin), Gram-negative ... #differential #diagnosis ... #causes #infectiousdiseases