Council for International Organizations and Medical Sciences time relationship criteria are important to use (2). First, if the time window is too narrow, a delay between onset of agranulocytosis and diagnosis might obscure the causative drug. Second, some drugs associated with agranulocytosis have long half-lives and thus may be present in the body even more than 1 month after drug withdrawal....

A 41-year-old female presented to the hospital with sore throat and shortness of breath. She was hypoxic with an oxygen saturation of 87% in room air. Physical examination revealed swollen uvula with exudates. She had been started on topiramate for treatment of migraine few months ago. The dose of topiramate was increased to 100 mg twice daily 2 weeks ago. Complete blood count revealed an absol...

Context. To report a patient with hyperthyroidism who developed concurrent occurrence of agranulocytosis and severe hepatotoxicity after taking methimazole (MMI). Case. A 51-year-old Chinese male was diagnosed as hyperthyroidism with normal white blood count and liver function. After 4 weeks' treatment with MMI 20 mg/d, it developed to agranulocytosis and severe cholestatic hepatotoxicity. The ...

A case of agranulocytosis is reported in which amodiaquine, to which the patient had been exposed, was found to be toxic to the patient's bone marrow cells when these were cultured in an agar colony system in vitro. This technique should be investigated in other patients with agranulocytosis as a possible means of detecting toxic agents.

BACKGROUND Data on the haematological outcomes of patients who continue clozapine treatment following neutropenia are very rare as even mild neutropenia results in mandatory discontinuation of clozapine in most countries. However, in Iceland where clozapine monitoring is less stringent allows an observational study to be done on the risk of agranulocytosis and neutropenia during treatment with ...