Given the task definition and input, reply with output. In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: In a 14-year-old patient with Down syndrome who presents with nucalgia (normal neurological examination) and is going to be subjected to general anesthesia (orotracheal intubation) for elective abdominal surgery, the following should be ruled out:
Options: <0> Atloaxoid instability. <1> Tracheoesophageal fistulas. <2> Brain tumor. <3> Vocal cord hyperplasia. <4> Hydrocephalus
medicine