49 results
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Recognition of giant ... cell arteritis (GCA ... Typical symptoms of GCA ... halo sign PET/CT ... GiantCellArteritis #GCA
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... leading into a lung ... , pulm AVM, GPA ... #Vessel #Sign #CT ... #Lung #Pulmonary
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... mueormycosis, GPA ... sarcoidosis, mets to the lung ... #Halo #Sign #CT ... #Lung #Pulmonary
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... ) • Abnormal CXR ... refer + order CT ... History of cancer, lung
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
optic neuritis - Giant ... • Interstitial lung ... • Shrinking lung ... Scalp tenderness - Giant ... peripheral pulses - Giant
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Giant cell arteritis ... (GCA) Giant cell ... arteritis (GCA) ... GCA can present ... day, followed by long
Using Stroke Windows for Detecting Ischemia on Head CT
When evaluating a CT head for possible stroke,
Ischemia on Head CT ... When evaluating a CT ... this acute left MCA ... attenuation (blood/lung
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
T inv, U wave, long ... P • ↑ Ca - short ... see below) • ↓ Ca ... - long QT via long ... leads, LVH, LAE, giant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... densities iin the left lung ... On the CT cavitation ... cavitation in the right lung ... Clinical #Radiology #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Necrosis of lung ... Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT