17 results
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
reasonable-appearing sensitivity ... or specificity ... despite having a specificity ... or sensitivity ... #Specificity #Graph
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... 100%, specificity ... at 50–90%, but specificity ... 92% and specificity ... CNS #Infections #differential
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
relationship between sensitivity ... /specificity and ... Diagnosis #Statistics #Sensitivity ... #Specificity #LikelihoodRatios ... #Relationship #Graph
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
dermatidis • Sensitivity ... & Specificity: ... 96% - Higher specificity ... & Specificity ... BAL GM does not differentiate
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
value of 0.0115, sensitivity ... ) was 0.80 and specificity ... Hypercalcemia #Workup #Differential
Lewy Body Dementia: Pathogenesis and Clinical Findings
Lewy Body Dementia is a sub-category of major or mild
of diagnostic specificity ... • Neuroleptic sensitivity ... LewyBody #Dementia #pathophysiology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... CSF has a 99% sensitivity ... and specificity ... with a diagnostic sensitivity ... and specificity
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
have almost 100% specificity ... for AI (but low sensitivity ... Step 3) Differentiate
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Neutrophil (Normal) Differential ... WBC count had a sensitivity ... Bandemia had a sensitivity ... #Bandemia #differential ... CBC #hematology #pathophysiology
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing Sensitivity ... Specificity and ... 96% • Higher specificity ... in BAL does not differentiate ... invasive dz • Sensitivity