Kelly's attorney, Steve Greenberg, said the embattled R&B artist could not attend his hearing just after 9:30 a.m. because he had recently had a "medical procedure."
WATCH: R. KELLY EXPECTED IN COOK COUNTY COURT
R. Kelly sex abuse case in Cook County court Wednesday
The first victim to be brought up in court was determined, and the next court date was set for April 16.
Kelly is charged with several counts of sexual abuse against underage girls. He also faces separate federal charges, including child pornography and enticement of a minor.
His next court date is expected to provide clarity on the additional cases.
Kelly was charged last February after the release of the documentary "Surviving R. Kelly."
Last month, a judge set a trial date for Sept. 14.
Previous coverage:
R. Kelly's girlfriend charged after Trump Tower fight on singer's birthday
'Surviving R. Kelly Part II: The Reckoning' premieres on Lifetime
Federal records reveal wide scope of R. Kelly racketeering investigation
R. Kelly hit with new bribery charges in NYC, prosecutors say
Judge denies bid to raise R. Kelly's bond in state case
R. Kelly trial date set on federal sex crimes charges filed in Chicago
R. Kelly facing new underage prostitution charges in Minnesota, prosecutors say
R. Kelly crisis manager stepping down
R. Kelly held without bond following Tuesday's arraignment on federal sex crime charges
Hearing in R. Kelly case to be held Tuesday after singer charged with federal sex crimes
R. Kelly appears in court on federal sex crime charges
R. Kelly arrested by NYPD in Chicago on federal sex crime charges including child pornography, obstruction of justice
R. Kelly accused of paying off alleged victim in 2008 trial
R. Kelly pleads not guilty to new sexual assault charges
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