12 results
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
Comet Tail Sign ... on Chest CT • Curvilinear ... hilum • DDx: Rounded ... #Comet #Tail #Sign ... #diagnosis #radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Cystic LCH: - LAM: round ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
Rounded atelectasis ... atelectasis on CT ... and comet tail sign ... local pleuritis causes ... #Diagnosis #Radiology
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... the top of their differential ... diagnostic list ... the comet tail sign ... #CometTail #Sign
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest ... #management #neurology
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... Renal Mass - Differential ... Diagnosis Algorithm ... Carcinoma - No signs ... #Causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... Nasal polyps and signs ... CT) • Broncho-arterial ... Bronchiectasis #pulmonary #differential ... #diagnosis
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... may aid in the diagnosis ... In this case, pulmonary ... confirmed with chest ... CT angiography.
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... • CT: Halo sign ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... diagnosis in this ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #