Question
Consider the following statements:
The clinical features of tension pneumothorax include
1. tracheal shift to contralateral side
2. absent breath sounds on the affected side
3. low output circulatory failure
4. peripheral cyanosis
Which of the statements given above is/are correct?
The correct answer is
1, 2 and 3
Tension Pneumothorax: Key Clinical Features
This section explains the critical clinical features characteristic of tension pneumothorax, based on the provided statements.
Analysis of Clinical Statements
Understanding the signs of tension pneumothorax is vital for prompt diagnosis and treatment. Let's examine the given statements:
- Tracheal shift to contralateral side: Increased air pressure in the affected chest cavity pushes the mediastinum, including the trachea, towards the unaffected (contralateral) side. This deviation is a key indicator of tension physiology.
- Absent breath sounds on the affected side: As the lung collapses due to trapped air, air entry into that lung is severely restricted or completely blocked, resulting in diminished or absent breath sounds upon auscultation.
- Low output circulatory failure: The high pressure within the chest compresses the major veins (vena cavae), hindering blood return to the heart. This reduction in preload leads to decreased cardiac output and can manifest as shock, a state of low output circulatory failure.
- Peripheral cyanosis: While cyanosis can occur secondary to severe hypoxia or systemic shock, it is often considered a less specific sign compared to the direct mechanical and hemodynamic consequences like tracheal shift and impaired venous return.
Statements 1, 2, and 3 represent the most direct and clinically significant features associated with tension pneumothorax.
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Important Questions from Chest & Lung Surgery
- Left Internal Mammary Artery (LIMA) has become the conduit of choice for Left Anterior Descending (LAD) artery during coronary artery bypass grafting because:
- A 50-year old male with significant smoking history presented in the surgical emergency with sudden severe breathlessness. Chest X-ray shows right sided Pneumothorax. The appropriate management requires:
- During subclavian vein puncture in a surgical ward suddenly a patient developed severe breathlessness. On auscultation breath sound was absent and the ipsilateral chest was tympanitic on percussion. The probable diagnosis is:
- A 50 year old male presented with pain along the left arm and ptosis. His chest X-ray showed soft tissue opacity at the apex of the left lung along with the erosion of the adjacent rib. The probable diagnosis is:
- Which of the following are the Indications for lung transplantation?
1. Emphysema
2. Primary pulmonary hypertension
3. Obliterative bronchiolitis
Select the correct answer using the code given below:
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