1278 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... Eikenella corrodens, Kingella ... causes #culture #negative
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Injury #Normal #Negative ... cruciate #ligament #msk
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
FP + TN) = true negatives ... all positives Negative ... FN + TN) = true negatives ... / all negatives ... Specificity) Negative
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Endocarditis Native ... epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... streptococci - Culture negative
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Systemic infection Native ... Staphylococcus lugdunensis Native ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
Simmonds-Thompson Test (Negative ... #Test #Normal #Negative ... #Calf #Sports #msk
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... Eikenella corrodens, Kingella ... #BloodCulture #Negative
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Pleomorphic gram-negative ... Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... Gram-negative diplococci
Microbiology Antibiogram - Antibiotic Sensitivities
Gram Positive Cocci
Gram Negative Bacilli
Gram Negative Coccobacilli
Anaerobes
Atypicals

#Antibiogram #Antibiotic #Sensitivity #Susceptibility #table #pharmacology
Positive Cocci Gram Negative ... Bacilli Gram Negative
Positive and Negative Likelihood Ratios Calculations
#Diagnosis #Likelihood #Ratios #LR #Calculations #Equations #Positive #Negative
Positive and Negative ... Equations #Positive #Negative