24th February 2025

An 81-year-old man, being treated for an exacerbation of congestive cardiac failure with diuretics, develops a painful, erythematous and swollen distal interphalangeal joint.

An 81-year-old man, being treated for an exacerbation of congestive cardiac failure with diuretics, develops a painful, erythematous and swollen distal interphalangeal joint. A needle aspiration is performed for microscopy to reach a diagnosis. Match the crystal birefringence and shape to the different crystal arthropathy.

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