8 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
bronchiectasis is usually based ... dilatation (signet-ring sign ... A signet-ring sign ... bronchitis, COPD and cystic ... #Diagnosis #Radiology
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
thickening, pleural-based ... and comet tail sign ... #Diagnosis #Radiology ... #Atelectasis #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... challenging differential diagnosis ... the central dot sign ... #Clinical #Radiology ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... left suggest the diagnosis ... Based on the imaging ... #Clinical #Radiology ... HypersensitivityPneumonitis #Fibrosis #RadiologyAssistant
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
their differential diagnostic ... the comet tail sign ... see a pleural-based ... Atelectasis #CometTail #Sign ... #RadiologyAssistant
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
Diagnosis? ... infection along base ... mucoid gelatinous cyst ... organism (soap bubble sign ... drained at time of diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
the following: anxious-appearing ... Vital signs: BP ... Several of the diagnoses ... considering the diagnosis ... #Radiology #CTChest