“Madonna Exposed” was underexposed during a mostly flat week in syndication, according to Nielsen national syndication barter rankings for the period ending March 28.

All American’s two-hour spec on the star scored a 4.3 rating, placing it in 27th position among all barter syndicated programs.

Among weekly firstrun action hours, Paramount’s “Star Trek: Deep Space Nine” slipped 6%, tying with distrib’s “Star Trek: The Next Generation,” which was unchanged.

Par’s “Untouchables” also showed no movement, while Warner Bros.’ “Kung Fu: The Legend Continues” and “Time Trax” were preempted by WB’s “The Wild West” (licensed to stations with a two-week broadcast window). Results of the 10-hour mini are expected next week.

Tabloid shows were a mixed bag. Twentieth TV’s “A Current Affair” was up 6% and King World’s “Inside Edition” up 5%, but Par’s “Hard Copy” was down 3%.

Among talkshows, Multimedia’s “Donahue” fell 13%, Par’s “Maury Povich” dipped 6% (4.5), and Buena Vista’s “Live With Regis & Kathie Lee” lost 10% (4.4). Tribune’s “Geraldo” added 5% (4.4).

Group W’s”Vicki!” dropped 11% (2.7), Tribune’s “Joan Rivers” was flat (1.9), Multimedia’s “Jerry Springer” fell 19% (1.7) and WB’s “Jane Whitney” was up a notch (1.6).

“Rush Limbaugh,” Multimedia’s late-night talker, gained a notch (3.7), while Par’s “Arsenio Hall Show” dropped 8% (2.2) and Genesis’ “The Whoopi Goldberg Show” (1.6) was flat.

WB’s Fox Children’s Networks “Batman” delivered a 6.7 among kids 2-11 (down 18% from a record 8.2). BV’s “Goof Troop” also scored 6.7 (down 10%), while WB/Fox’s “Tiny Toon Adventures” dropped 14% to a 6.1.