17 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... consolidation #Clinical ... #Radiology #HRCT ... HighAttenuation #Pattern #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... smoker with RB-ILD ... the well defined areas ... #Clinical #Radiology ... CTChest #RBILD #Comparison
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Overcrowded urban areas ... Presentation: • Mild ... non-productive cough, nausea ... Epidemiologic exposure + clinical ... diagnosis #treatment #management
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
aswell as the HRCT ... There are areas ... and extensive areas ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in ... restricted to areas ... #Clinical #Radiology ... Organizing #Pneumonia #ILD
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
An 86-year-old woman ... and spaces can cause ... travels from these areas ... in subcutaneous areas ... #PhysicalExam #Clinical
â–º
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Rheumatic pain Clinical ... Rule out other causes ... radiographs of affected areas ... the collar bone, breast ... Rheumatology #diagnosis #management
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... areas of ground-glass ... cessation of smoking #Clinical ... #Radiology #CTChest ... DesquamativeInterstitialPneumonia #ILD