An 18-year-old boy came in injured from a fall from a bicycle. The doctor diagnosed an injury to a muscle or tendon. What is the actual medical term for this?

Appeared in: UP NHM CHO 7 Sept 2022(shift-1st)

Explanation

A strain is the correct medical term for an injury involving the stretching or tearing of a muscle or a tendon.
Tendons are the tissues that connect muscles to bones, so an injury to either falls under the definition of a strain.
The mnemonic 'sTrain' helps remember it involves a Tendon (and by extension, the muscle it's attached to).

Option A: A sprain affects ligaments, which are the tissues that connect bone to bone at a joint.
Option C: A laceration is a cut or tear of the skin and underlying soft tissue, not an internal muscle or tendon injury from overstretching.
Option D: An avulsion is a specific and severe injury where a tendon or ligament tears off a piece of bone. The question asks for the general term for a muscle/tendon injury.

Clinical Relevance

Nursing practice connection: Knowing Differentiation of Musculoskeletal Injuries helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses must accurately document injuries using correct terminology like 'strain' vs. 'sprain' as it impacts the treatment plan, including immobilization and physical therapy referrals.
A key nursing intervention for acute strains is the RICE protocol: Rest, Ice, Compression, and Elevation to reduce swelling and pain.
What if? If the patient reported hearing a 'pop' at the time of injury and there was immediate, significant swelling and inability to bear weight, the nurse should suspect a more severe injury, like a complete tear (Grade III strain) or an avulsion fracture, and ensure prompt orthopedic evaluation.

How to Approach the Question

First, identify the key terms in the question: 'injury to a muscle or tendon'.
This is a definition-based (recall) question. Your task is to match the definition to the correct medical term.
Review the options. 'Sprain' and 'Strain' are commonly confused. Recall the difference: sTrain involves Tendons/muscles, while sprains involve ligaments.
Eliminate 'Laceration' as it relates to skin cuts, not internal muscle/tendon structures.
Eliminate 'Avulsion' as it's a specific, severe type of tear involving bone, and the question asks for the general term.
Select the option that directly matches the definition of a muscle or tendon injury.

Concept Tested & Keywords

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E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 2107-2109

Practise the full UP NHM CHO 7 Sept 2022(shift-1st)

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