11 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
patient has a positive ... • History of BCG ... immunocompromised (e.g ... negative NAAT result cannot ... Testing #Diagnosis #Workup
Timeline for Progression of T2WI and DWI Findings in Acute Stroke
 - In the acute phase
DWI is already positive ... infarction will be positive ... - ADC will be of ... Progression #Timeline #Neurology ... #Radiology #Findings
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
On the ADC maps, ... the acute scan cannot ... map than on the ADC ... CVA #Clinical #Radiology ... Interpretation #Findings #Neurology
Can’t Intubate, Can’t Oxygenate (CICO) - Guidelines for Crises in Anaesthesia
This is the last resort when
airway expertise e.g ... extension. ❽ Operator position ... cricothyroid membrane cannot ... Diagnosis #Management #Workup
The crusade against “Ab”Normal Saline continues.  This is a non-physiologic fluid that can harm our
dominated by Na+ whose positive ... and Mg2+ whose positive ... both work together ... by taking up an anion ... must now lose a positive
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Enteroviruses (e.g ... - Jamestown Canyon ... • Gram stain: Positive ... 90% • Culture: Positive ... differential #diagnosis #neurology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
emotions - A positive ... Testing anti-GAD (positive ... of diazepam • EMG ... antibody that works ... Management #treatment #neurology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... (ANA) test; if positive ... - Positive in ... Chemistry profile (e.g ... Arthritis #laboratory #workup
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
head in dependent position ... papilledema - carbon ... at home or at work ... thrombophilia, neurologic
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Airway • Check position ... known drug causes (eg ... Diagnosis #Management #Workup ... #Cardiology