18 results
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
ADA - Very high sensitivity ... - Increase in sensitivity ... % + ADA - High sensitivity ... #Tuberculosis #Laboratory ... #Testing #diagnosis
Invasive Candidiasis (IC)

Diagnosis:
Culture:
 • Gold standard, but Slow (~2-3 days), 50% sensitivity
 • Blood Sample
 •
Candidiasis (IC) Diagnosis ... 2-3 days), 50% sensitivity ... Conduct antifungal susceptibility ... IC #antifungal #diagnosis
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Gonococcal Infection - Diagnosis ... Laboratory Diagnosis ... antimicrobial susceptibility ... joint effusion • Laboratory ... Infection #gonorrhea #Diagnosis
Woltman’s sign on Physical Exam - Hi-Res .mp4 version here: https://www.grepmed.com/images/13248

53-year-old man presented with fatigue and
with fatigue and sensitivity ... Woltman’s sign — and laboratory ... evaluation confirmed a diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... test - High sensitivity ... Widely variable sensitivity ... Disease #Testing #Laboratory ... #Tests #Diagnosis
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
Most specific for diagnosing ... Characteristics #Sensitivity ... #Specificity #Laboratory ... InfectiousDiseases #Diagnosis
Acute Mesenteric Ischemia - Performance of 
Laboratory Tests (Sensitivity, Specificity) 
- WBC, Lactate, D-dimer, Urine I-FABP

#Mesenteric
Performance of Laboratory ... Tests (Sensitivity ... #AMI #Testing #Diagnosis ... #Laboratory #Sensitivity
Antibiotic Susceptibility Testing Methods
1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Antibiotic Susceptibility ... #Antibiotic #Sensitivity ... #Susceptibility ... #Testing #laboratory
Tuberculous Pleural Effusions - Diagnostic Testing
Pleural fluid culture - Up to 40% sensitivity
Pleural biopsy culture and
Pleural Effusions - Diagnostic ... ADA - 86-92% sensitivity ... #Tuberculous #Diagnosis ... #Laboratory #Testing ... #Sensitivity
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
- Differential Diagnosis ... > 1.5) with a sensitivity ... #differential #diagnosis ... #Laboratory