A Case of Neuroleptic Malignant Syndrome in a Profoundly Intellectually Disabled Patient with Successful Reintroduction of Antipsychotic Therapy with Quetiapine

Table 1

Tetrad or cardinal features of NMS [6–10].

Typical Symptoms	Prevalence in NMS
Acute Mental Status Changes	82%
Severe Muscle Rigidity	45-92%
Hyperthermia	87% (38C), 40% (40C)
Autonomic Instability	88% (tachycardia), 61-77% (labile or high BP), 73% (Tachypnea)