66 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Consolidation #Differential ... #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
are smaller and fewer ... non-perfused vessels and causes ... In these cases comparison ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
with cough and fever ... with low oxygen level ... nodular interstitial lung ... Clinical #Diagnosis #Radiology ... #RadiologyAssistant
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Pregnancy • Fever ... • Rheumatic Fever ... • Rheumatic Fever ... • Rheumatic Fever ... Diagnosis #Algorithm #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • Fever, weight ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Red Flags: • Fever ... Dyspnea (underlying lung ... lymadenopathy, clubbing, chest ... Diagnosis #Algorithm #causes
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
initiation of smoking; Fever ... brown sputum, fever ... Travel hx, food hx; Fever ... #Diseases #pulmonary ... #differential #
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
narrowing the differential ... identified in the lung ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest ... TreeInBud #Diagram #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... : • 80% have fever ... Abscess Differential ... #Abscess #pulmonary ... #differential #