Table 1.

Evolution of the thyroid nodules whose first cytology result was ‘colloid nodule’

Patient No.	1st cytology		Interval, years	2nd cytology		Interval, years	3rd cytology
	size, mm	result		size, mm	result		size, mm	result
1	13	CN		1	17	follic. neopl.
2	15	CN		7	16	susp. of malign.
3	17.7	CN	1	17.7	CN	2	19	follic. neopl.
4	15	CN	6	33	CN
5	10	CN	4	14	follic. neopl.
6	15	CN	1	19	CN; lymph node
					cytology susp. of PTC

CN = Colloid nodule; follic. neopl. = follicular neoplasm; susp. = suspicious.