1st April 2022

In a routine blood work for Mr Chen, a fit and well 62-year-old man, he is noted to have an isolated thrombocytopenia

In a routine blood work for Mr Chen, a fit and well 62-year-old man, he is noted to have an isolated thrombocytopenia. He has no symptoms and was just having the blood tests as part of a health screen provided from work. A follow-up set of bloods revealed no abnormalities, and it was put down to an anomalous result. 

What was the likely cause for this isolated abnormality?

Select the SINGLE most appropriate option from the list below. Select ONE option only.