28 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Bronchiectasis • Abscess ... Malformation Normal CXR ... Abnormalities • CHF ... Embolism • Arteriovenous
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... • Carbapenem (e.g ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... embolism. ... The diagnosis based ... #Clinical #Radiology ... SeptalThickening #CHF
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Sign on Chest CT ... • DDx: Septic emboli ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Abscess Diagnosis ... seen • Chest CT ... #Abscess #pulmonary
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... may aid in the diagnosis ... of pulmonary embolism ... with chest CT angiography ... #photo #CXR #EmergencyMedicine
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Cerebral > Splenic, pulmonary ... via ASD • Metastatic ... ↑ ESR, CRP • EKG ... #management #cardiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... in the proper clinical ... #Clinical #Radiology ... #CXR #CTChest #
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
TEE) • Chest CT ... endocarditis w/ septic pulmonary ... with multiple embolic ... block (+/- daily EKG ... #criticalcare #diagnosis
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
In pulmonar embolism ... The pulmonary embolus ... On the CT we can ... #Clinical #Radiology ... #CXR #CTChest #