Preliminary Diagnosis: Pneumothorax
I. What imaging technique is first-line for this diagnosis?
Chest X-ray
II. Describe the advantages and disadvantages of this technique for diagnosing pneumothorax.
Advantages
- Inexpensive.
- Quick.
- Minimal Ionizing radiation.
Disadvantages
- Difficult to see small pneumothorax or an apical bleb.
III. What are the contraindications for the first-line imaging technique?
Relative contraindications include ionizing radiation exposure in pregnant females. Some institutions may require consent.
IV. What alternative imaging techniques are available?
CT of the chest without contrast
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V. Describe the advantages and disadvantages of the alternative techniques for diagnosing pneumothorax.
Advantages
- Sensitive and specific in identifying very small apical and/or basilar pneumothorax (pneumothoraces).
Disadvantages
- Exposure to significant ionizing radiation.
- Increased cost relative to radiograph.
VI. What are the contraindications for the alternative imaging techniques?
May be contraindicated in pregnant patients.
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