11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... IgG • CNS PCR ... • 80% with lung ... #Brain #differential ... #diagnosis #causes
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... describe a chest X-ray ... #CXR #Lucency #Differential ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
- MSK Radiology ... necessary in almost all ... Diagnose with X-RAY ... Differential diagnosis ... #diagnosis #msk
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Calcification (seen in CT ... #CXR #Chest #XRay ... #labeled #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... seen • Chest CT ... of PCN allergy ... stable residual lesion ... #Abscess #pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... • CT: Halo sign ... fever, cough and cavitary ... Infections #HIV #AIDS #pulmonary
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
Degeneration of the ACL ... within the enlarged ACL ... : • The ACL is ... Differential Diagnosis ... • ACL ganglion
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Nodular or cavitary ... lesions - Centrilobular ... Imaging, high res CT ... NTM #Infections #differential
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
Case description ... favored because lesion ... Differential diagnosis ... beyond medullary cavity ... #clinical #mri
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... neuroexam - Oral cavity ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis