27 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential Diagnosis ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
Bronchiectasis - ... CAN YOU SEE ON CT ... involving both lungs ... Obstruction 6) Rheumatologic ... #pulmonary #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... - Lung point ... pleura in severe cases ... #differential #diagnosis ... #signs #Lung #POCUS
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... Nasal polyps and signs ... high-resolution chest CT ... #diagnosis
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The diagnosis of ... the peripheral lung ... A signet-ring sign ... The most common cause ... #Pulmonary #Bronchiectasis
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign ... on Chest CT • ... • DDx: Bronchiectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... Cylindrical or traction bronchiectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... consistent with pulmonary ... be detected on CT ... or CXR ● PaO2/ ... Summary #CheatSheet #Diagnosis
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
- Differential Diagnosis ... • Bronchitis, Bronchiectasis ... Kaposi's sarcoma • Rheumatologic ... Postprocedural, Lung ... #pulmonary #causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... level and high D-dimer ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR