Puncture into pleural cavity for the removal of pleural fluid and air

Aspiration of CSF from lumbar region

Removal of fluid from the peritoneal cavity

Inflammation of thorax and abdomen

HPSSSB Staff Nurse - 2016

Medical Surgical Nursing

Easy

Thoracentesis means?

Appeared in: HPSSSB Staff Nurse - 2016

Explanation

Thoracentesis is defined as the procedure of puncturing the chest wall to access the pleural cavity.
The primary purpose is to aspirate (remove) accumulated fluid (pleural effusion) or air (pneumothorax) from this space.
This procedure can be both diagnostic (to analyze the fluid) and therapeutic (to relieve respiratory distress).
The needle is inserted between the ribs into the pleural space to perform the aspiration.

Option A: This describes a lumbar puncture (spinal tap), which involves collecting cerebrospinal fluid (CSF) from the spinal canal in the lumbar region.
Option C: This describes an abdominal paracentesis, which is the removal of fluid from the peritoneal (abdominal) cavity.
Option D: This describes a state of inflammation (a pathological condition), not a medical procedure. Thoracentesis is a procedure to treat or diagnose conditions, not the inflammation itself.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definition of Thoracentesis as background academic context rather than a clinical decision trigger.
Patient positioning is critical for a successful and safe thoracentesis. The upright, forward-leaning position maximizes the space between the ribs, reducing the risk of puncturing the lung.
Post-procedure monitoring for pneumothorax is a key nursing responsibility. A sudden onset of shortness of breath, sharp chest pain, or decreased breath sounds on the affected side requires immediate notification of the provider.
What if? If a patient cannot sit up for the procedure, they may be positioned lying on their unaffected side with the arm of the affected side raised above their head. This alternative position still allows access to the intercostal space.

How to Approach the Question

First, identify the core term in the question: 'Thoracentesis'.
Break down the term: 'Thoraco-' refers to the thorax or chest, and '-centesis' refers to a surgical puncture to remove fluid.
Combine the parts: Thoracentesis means puncturing the chest to remove fluid.
Evaluate the options based on this definition.
Option A involves the 'lumbar region' (spine), which is incorrect.
Option B mentions 'pleural cavity' (chest) and 'removal of fluid and air', which matches the definition.

Concept Tested & Keywords

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E6 Nursing Fundamentals Taylor p. 721-723

E6 Medicine Harrison 22e Part 2 p. 112-114

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 782-784

Practise the full HPSSSB Staff Nurse - 2016

Attempt every question from this paper in a timed mock, then review the full solution for each one.