Employee Login  |   Subscribe  |   Careers  |   Appointments
List All Test Names Beginning With:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Chlamydia trachomatis (CT)/Neisseria gonorrhoeae (GC) Nucleic Acid Amplification Test (NAAT)

Source Listing

Vaginal (preferred source for females)
Urine (preferred source for males)
Endocervical (cervical, cervix)
Throat
Rectal
Eye
Urethral

History of Treatment Failure:
Neisseria gonorrhoeae (GC) Culture

Note: Nucleic Acid Amplification Test (NAAT) does not include susceptibility testing. If required for Neisseria gonorrhoeae, order culture testing.

Table 1: Performance of the APTIMA COMBO 2 Assay (Hologic) for Detection of Neisseria gonorrhoeae (GC) Chlamydia trachomatis (CT) and Trichomonas vaginalis (TV)

Neisseria gonorrhoeae:

Gender

Specimen

Symptomatic?

Sensitivity

Specificity

Female

Vaginal Swab

Yes

96.2

99.1

No

95.5

99.3

Endocervical Swab

Yes

100

98.1

No

96.9

99.6

Urine

Yes

92.6

99.1

No

87.5

99.5

Male

Urethral Swab

Yes

99

98.8

No

100

96.7

Urine

Yes

98.4

99.8

No

100

99.5


Chlamydia trachomatis:

Gender

Specimen

Symptomatic?

Sensitivity

Specificity

Female

Vaginal Swab

Yes

96.5

98.9

No

96.7

97.7

Endocervical Swab

Yes

94.7

99.3

No

96.3

99.3

Urine

Yes

93.8

99.1

No

96.8

98.9

Male

Urethral Swab

Yes

96.4

99.4

No

94.6

98.9

Urine

Yes

98.5

99.8

No

96.3

99.8


Trichomonas vaginalis:

Gender

Specimen

Symptomatic?

Sensitivity

Specificity

Female

Vaginal Swab

Yes

100

98.8

No

100

97.3

Endocervical Swab

Yes

100

97.9

No

100

98.3

Urine

Yes

95.8

98.7

No

86.7

99.6