Dystocia Flashcards
Prolongation
Latent phase
N>20h M>14h
Rest and support
First stage
Prolongation
Protraction
Arrest
Protraction
Dilatation
Descent
N<2cm/h
Expectant management and support
Arrest
Dilatation
Descent
Failure of descent
> 2h
1h
1h
Oxytocin
Forceps or vacuum
Second stage
Prolonged
N>2h M>1h
Oxytocin
Forceps or vacuum
Third stage
Prolonged
Undelivered placenta>30m
2 criteria met before diagnosis
4 cm dilatation
200 Montevideo units or more in a 10 min period
Type of uterine dysfunction
Uncoordinated asynchronous uterine dysfunction
Basal tone is increased
Latent phase of stage 1
Hypertonic
Sedation
Type of uterine dysfunction
Synchronous dysfunction
No basal hypertonus
Active phase of stage 1
Hypotonic
Oxytocin
Problems of passage
CPD
fetopelvic disproportion
Delivery with Kielland forceps
Deep transverse arrest of the head
Shoulder dystocia drill
Call for help. Gentle traction. Drain bladder
Mediolateral episiotomy.
Episioproctotomy.
Suprapubic pressure.
McRoberts
Wood corkscrew
Posterior shoulder delivery
Symphisiotomy. Cleidotomy. Zavanelli
Progressive rotation of post shoulder 180 degrees
Wood’s Corkscrew Maneuver
Fetal shoulders rocked from side to side
Rubin’s Maneuver
Shoulder horn instrument between symphis pubis and impacted shoulder
Chavis maneuver