A client with chronic schizophrenia who takes neuroleptic medication is admitted to the psychiatric unit. Nursing assessment reveals rigidity, fever, hypertension and diaphoresis. These findings suggest which life-threatening reaction?

Appeared in: OSSSC Nursing Officer-2023

Explanation

The client's symptoms—rigidity, fever, hypertension, and diaphoresis—are the hallmark signs of Neuroleptic Malignant Syndrome (NMS).
NMS is a life-threatening neurological emergency associated with the use of neuroleptic (antipsychotic) agents.
The syndrome is characterized by a tetrad of symptoms: mental status changes, muscle rigidity (often called 'lead-pipe' rigidity), hyperthermia (fever), and autonomic dysfunction (tachycardia, hypertension, diaphoresis).
Unlike other extrapyramidal side effects, NMS involves systemic symptoms like high fever and severe autonomic instability, making it a medical emergency.

Why Other Options Were Wrong

Option A: Tardive dyskinesia involves involuntary, repetitive movements, typically of the face and mouth (e.g., lip-smacking, tongue protrusion). It does not present with fever, rigidity, or acute autonomic instability.
Option B: Dystonia is characterized by acute, painful, sustained muscle spasms or contractions, such as torticollis (neck twisting) or oculogyric crisis (upward eye deviation). It does not cause fever or widespread autonomic dysfunction.
Option D: Akathisia is a state of motor restlessness, where the client feels a compelling urge to move and is unable to sit still. It does not involve muscle rigidity, fever, or hypertension.

Related Visual

Clinical Relevance

Nursing practice connection: Use the key finding related to Recognition of Neuroleptic Malignant Syndrome (NMS) as a complication of antipsychotic medication to guide bedside assessment, documentation, and the next nursing action.
Recognizing NMS is a critical nursing responsibility because it is fatal in up to 20% of cases if not treated promptly.
Immediate cessation of the offending antipsychotic agent is the most crucial first step in management.
What if? If the client presented only with muscle rigidity and a shuffling gait a few weeks after starting the medication, the most likely diagnosis would be medication-induced parkinsonism, another extrapyramidal side effect, which is managed differently (e.g., with anticholinergic agents) and is not typically life-threatening.

How to Approach the Question

First, analyze the clinical scenario and identify the key symptoms presented: rigidity, fever, hypertension, and diaphoresis.
Note the context: the client is taking a neuroleptic (antipsychotic) medication.
Systematically evaluate each option against the cluster of symptoms.
Recall or look up the definitions of the four conditions listed. Tardive dyskinesia, dystonia, and akathisia are extrapyramidal side effects (EPS) primarily affecting movement.
Recognize that the presence of high fever and autonomic instability (hypertension, diaphoresis) in addition to muscle rigidity is the unique and defining feature of NMS, distinguishing it from other EPS.
Select the option that matches this unique combination of life-threatening symptoms.

Concept Tested & Keywords

Concept Tested: Recognition of Neuroleptic Malignant Syndrome (NMS) as a complication of antipsychotic medication.
Stem keywords: chronic schizophrenia, neuroleptic medication, rigidity, fever, hypertension, diaphoresis
Lead-in keywords: suggest which, life-threatening reaction
Clinical cues: The combination of fever, rigidity, and autonomic dysfunction (hypertension, diaphoresis) is the classic triad for NMS.

Question ID

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Reference Book

E6 Kaplan Sadock's Synopsis of Psychiatry-2022 (pp 1-3768 of 3768) p. 1885-1887

E6 Pharmacology Nursing Lilley 11e Part 1 p. 281-283

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 10037-10039

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