18 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Patterns of Lung Findings ... on Chest CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #CTChest #diagnosis
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
The typical findings ... on CT are pleural ... and comet tail sign ... local pleuritis causes ... #Diagnosis #Radiology
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
Water Lily Sign (Camalote Sign) on Chest CT
 • Hydatid cyst in the lung with a
Water Lily Sign ... (Camalote Sign) ... on Chest CT • Hydatid ... .2016.12.033 #WaterLily #Sign ... Lung #Pulmonary #diagnosis
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... - Differential Diagnosis ... Carcinoma - No signs ... #RenalMass #Nephrology ... #Algorithm #Causes
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
the following findings ... dilatation (signet-ring sign ... A signet-ring sign ... The most common cause ... #Diagnosis #Radiology
Kussmaul's Sign and Friedreich's Sign on Neck Examination

A middle-aged M with unknown PMH presents with dyspnea.
Kussmaul's Sign ... and Friedreich's Sign ... eponymous JVP findings ... Most likely diagnosis ... #Kussmauls #Sign
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... their differential diagnostic ... the comet tail sign ... lesion and when the findings ... #CometTail #Sign
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... : • Cystic fibrosis ... no evidence of cystic ... Nasal polyps and signs ... CT) • Broncho-arterial