10 results
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CTAir surrounding ... cavity • DDx: ... .2016.12.033 #Monod #Sign ... #CT #Lung #Pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... ., CXR, CT, ultrasound ... symptoms (e.g., ... chest pain) and signs ... #Pneumonia #Venn
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Constitutional symptoms ... fever, cough and cavitary ... Infections #HIV #AIDS #pulmonary
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... hump along may aid ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... lat decubitus - air ... seen • Chest CT ... #Abscess #pulmonary
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... ; PZ, pulmonary ... **Includes cavitary ... #Radiology #RHS ... #Differential #Algorithm
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... Nasal polyps and signs ... thickening, presence of air-fluid ... high-resolution chest CT ... mycobacteria Treatment
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Signs/Symptoms: ... radiograph or CT ... Yield of blood CX ... procalcitonin level Treatment ... #Pulmonary #Community
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
The following signs ... consolidations and air ... After treatment ... #Clinical #Radiology ... #CXR #CHF #Alveolar