A 50-year-old patient presents with all four limbs are involved, with neck and head paralysis. The nurse understands that this condition is known as:

1. A

   Hemiplegia

2. B

   Quadriplegia

3. C

   Pentaplegia

4. D

   Tetraplegia

Appeared in: NORCET 7 Prelims -2024

Explanation

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• Quadriplegia is the correct medical term for paralysis affecting all four limbs (both arms and both legs).
• It results from damage to the cervical region of the spinal cord.
• Paralysis of the neck and head muscles, as described in the scenario, is a feature of a high-level cervical spinal cord injury (e.g., C1-C4) which causes severe quadriplegia.
• This level of injury often includes respiratory paralysis due to involvement of the phrenic nerve, which controls the diaphragm.

Why Other Options Were Wrong

• Option A: Hemiplegia is paralysis affecting only one side of the body (e.g., the right arm and right leg). The patient has paralysis in all four limbs.
• Option C: Pentaplegia is not a standard or recognized medical term in clinical practice. The condition described, including neck and head involvement, is classified as a severe form of quadriplegia.
• Option D: While Tetraplegia is a correct synonym for Quadriplegia, the question presents both. In such a case, both B and D describe the paralysis of four limbs. Quadriplegia is a widely accepted and correct term. The presence of two correct synonyms indicates a potential flaw in the question design, but Quadriplegia remains a valid answer.

Related Visual

Clinical Relevance

• Nursing practice connection: Use the key finding related to Classification of paralysis based on the distribution of muscle weakness to guide bedside assessment, documentation, and the next nursing action.
• A patient with quadriplegia from a high cervical injury is at immediate risk for respiratory arrest. The nurse's priority is always airway, breathing, and circulation (ABCs).
• These patients require immediate respiratory support, often with mechanical ventilation, as the phrenic nerve (originating from C3-C5) which innervates the diaphragm is affected.
• Nurses must be vigilant for signs of autonomic dysreflexia, a life-threatening condition common in patients with spinal cord injuries at T6 or above, characterized by a sudden spike in blood pressure.

How to Approach the Question

• First, identify the key terms in the question: 'all four limbs', 'neck', and 'head' are paralyzed.
• Next, recall the definitions of the prefixes used in the options: 'Hemi-' (one half), 'Quadri-' (four), 'Penta-' (five), and 'Tetra-' (four).
• Eliminate 'Hemiplegia' because it refers to paralysis of only one side of the body.
• Recognize that 'Quadriplegia' and 'Tetraplegia' are synonyms for paralysis of four limbs. This fits the primary symptom.
• Evaluate the term 'Pentaplegia'. Consider if it's a standard medical term. Based on authoritative sources, it is not. The involvement of the neck and head is a characteristic of the severity and level of a quadriplegic injury, not a separate classification.
• Choose the most accurate and standard medical term from the remaining options. Both Quadriplegia and Tetraplegia are correct, but since they are both offered, select one as the answer.

Concept Tested & Keywords

• Concept Tested: Classification of paralysis based on the distribution of muscle weakness.
• Stem keywords: all four limbs, neck and head paralysis
• Lead-in keywords: known as
• Clinical cues: Involvement of all four limbs points to a cervical spinal cord injury.
• Clinical cues: Involvement of neck and head muscles specifies a high cervical lesion (above C4).

Question ID

QBaYrbpHkMfMXG9fVb7EVN

Copy ID

Reference Book

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 597-599

E6 Medicine Harrison 22e Part 1 p. 211-213