
Fluid extracted from three nodules in
three different patients.
The three tubes on the left are from a 64 y.o. man, with a recently
enlarged cystic nodule (colloid with haematic component).
The three tubes on the middle are from a 72 y.o. man with a large toxic
nodular goiter.
The three tubes on the right are from a 46 y.o. woman and contain very
thick colloid.