coffee bean appearance
A descriptive term for an oval cell, organism or structure often invested with a linear groove over its greater length said to look like a coffee bean.
A popular term for a coelomic epithelial cell often seen in Brenner
tumours of the ovary (image). Similar cells are described in granulosa cell tumours which, when multi-nucleated, may appear as “florettes”, and regarded as a degenerative phenomenon.
Coffee bean is a descriptive term for Pneumocystis jiroveci (P carinii) trophozoites, which have also been likened to a folded envelope, the more commonly used visual analogy.