13 results
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
Biomarkers Age + fever ... , high specificity ... and specificity ... and specificity ... #Tuberculosis #Laboratory
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
test - High sensitivity ... and specificity ... and specificity ... Disease #Testing #Laboratory ... Diagnosis #Workup #Table
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Metabolism A table ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... Peds #Pediatrics #Table ... Genetics #IEM #Laboratory
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... • Symptoms: Fever ... 100%, specificity ... • Symptoms: Fever ... CNS #Infections #differential
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... ) was 0.80 and specificity ... Hypercalcemia #Workup #Differential ... #Algorithm
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
dermatidis • Sensitivity ... & Specificity: ... & Specificity ... BAL GM does not differentiate ... post-2010 almost never
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Specificity and ... 96% • Higher specificity ... in BAL does not differentiate ... post-2010 almost never ... FalsePositives #Laboratory
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
• Headache • Fever ... meningeal signs (fever ... CSF has a 99% sensitivity ... and specificity ... and specificity
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... > 1.5) with a sensitivity ... and specificity ... myocarditis, rheumatic fever ... #diagnosis #Laboratory
Diagnosis Adrenal Insufficiency - Algorithm

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