Table 5. Relationship between the diagnostic ultrasound patterns and patients' length of antiretroviral drug treatment to date (n = 78).

Ultrasound pattern	Length of drug treatment
	<6 months	6–12 months	>12 months	Total
Normal	0	0	0	0
LA	2	0	2	4
LA + echogenic foci	0	0	0	0
LA + lymphadenopathy	5	2	4	11
LEC	1	1	0	2
LEC + echogenic foci	3	1	2	6
LEC + lymphadenopathy	5	1	3	9
FI	2	4	14	20
FI + lymphadenopathy	2	4	13	19
Lymphadenopathy only	0	5	2	7
Total	20	18	40	78

FI, fatty infiltration; LA, lymphocytic aggregations; LEC, lymphoepithelial cysts