18 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... , LAD, and hepatomegaly ... #differential #diagnosis ... #causes #radiology
Checklist for the Echocardiographic Evaluation of Pulmonary Hypertension
 • Record estimated PASP
 • Evaluate RV size
• Evaluate for signs ... disease, shunt lesions ... Differentiate PAH ... Echocardiography #diagnosis ... #cardiology #echocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... anterior wall MI ... 'widow maker' lesion ... Electrocardiogram #Diagnosis ... #Cardiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... more lesions than ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... stable residual lesion
COVID-19 - A Seattle Intensivist's One-Page Cheat-Sheet on COVID-19 v2.7 Updated March 26 2020

(v2.7) incorporating newer
Wuhan Virus") • Infection ... emergency 2020-3-12 Diagnosis ... dyspnea • 15% URI ... symptoms Imaging • CXR ... opacities • CT
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Pulmonary fibrotic lesions ... Tuberculosis Diagnosis ... assay (IGRA) • PPD ... and Culture • CXR ... disease • Check CXR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Pulmonary fibrotic lesions ... Tuberculosis Diagnosis ... assay (IGRA) • PPD ... and Culture • CXR ... disease • Check CXR
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Antimicrobial treatment ... Imaging: - MRI ... enhancement on CT
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
compressive cord lesion ... • Bilateral signs ... less swollen - Lesion ... or optic nerve lesions ... Transverse Myelitis Treatment