TASK DEFINITION: Adverse drug reactions are appreciably harmful or unpleasant reactions resulting from an intervention related to the use of medical products, which predicts hazard from future administration and warrants prevention or specific treatment, or alteration of the dosage regimen, or withdrawal of the product. Given medical case reports extracted from MEDLINE, the task is to classify whether the case report mentions the presence of any adverse drug reaction. Classify your answers into non-adverse drug event and adverse drug event.
PROBLEM: Lithium-associated transient thyrotoxicosis in 4 Chinese women with autoimmune thyroiditis.

SOLUTION: adverse drug event

PROBLEM: A manual pumping test is commonly used to verify the patency of a ventriculoperitoneal (V-P) shunt.

SOLUTION: non-adverse drug event

PROBLEM: A case of basilar invagination which is thought to have arisen from the patient's intrauterine exposure to phenytoin is presented.

SOLUTION:
adverse drug event