20 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #SepticEmboli #Cavity ... #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... Subacute stage: - RB-ILD ... #Clinical #Diagnosis ... #Radiology #CTChest ... #RadiologyAssistant
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
pus is coughed up ... , a cavity can be ... #Clinical #Radiology ... #CXR #CTChest # ... CavitaryPneumonia #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
can heal and end up ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison #RadiologyAssistant
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
a patient with DIP ... abnormalities and signs ... cessation of smoking #Clinical ... #Radiology #CTChest ... #ILD #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... to confirm the diagnosis ... attributed to chronic ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Pathogenesis and clinical ... findings Acute or Chronic ... of the mastoid cavity ... pathophysiology #signs ... #symptoms #diagnosis
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... will be other signs ... look like this #Clinical ... #Radiology #CTChest ... OrganizingPneumonia #RadiologyAssistant
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
distribution of UIP ... suggestive for the diagnosis ... #Clinical #Radiology ... #CTChest #NSIP ... #RadiologyAssistant