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2009 ICD-9-CM
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661 Abnormality of forces of labor
Requires fifth digit; valid digits are in [brackets] under each code. See beginning of section 660-669 for definitions. | |
 | 661.0 Primary uterine inertia
[0,1,3]
Failure of cervical dilation
Hypotonic uterine dysfunction, primary
Prolonged latent phase of labor |
| 661.1 Secondary uterine inertia
[0,1,3]
Arrested active phase of labor
Hypotonic uterine dysfunction, secondary |
| 661.2 Other and unspecified uterine inertia
[0,1,3]
Atony of uterus without hemorrhage
Desultory labor
Irregular labor
Poor contractions
Slow slope active phase of labor
Excludes: atony of uterus with hemorrhage (666.1)
postpartum atony of uterus without hemorrhage (669.8) |
| 661.3 Precipitate labor
[0,1,3] |
| 661.4 Hypertonic, incoordinate, or prolonged uterine contractions
[0,1,3]
Cervical spasm
Contraction ring (dystocia)
Dyscoordinate labor
Hourglass contraction of uterus
Hypertonic uterine dysfunction
Incoordinate uterine action
Retraction ring (Bandl's) (pathological)
Tetanic contractions
Uterine dystocia NOS
Uterine spasm |
| 661.9 Unspecified abnormality of labor
[0,1,3] |