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: Interstitial fibrosis of the lung is a potential complication of methotrexate therapy for psoriasis.

SOLUTION: adverse drug event

PROBLEM: We describe two patients with aspergillus arthritis of the knee joint following fludarabine-based non-myeloablative stem cell transplantation.

SOLUTION: 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

