Curious cases: What's hiding in this man's neck?

A BUSINESSMAN, 52, consulted me in February in my practice on the outskirts of Melbourne.

He presented with two 1.5cm subcutaneous boil/pimple-like lumps in his right anterior cervical region. They were slightly tender.

A detailed history revealed that five weeks earlier he had been on holiday in Belize, Central America, swimming in waterfalls. He recalled being bitten by various insects there, including botflies and mosquitoes.

Four weeks before his visit to me, he discovered these boil/pimple