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FETAL ORIENTATION

IN UTERUS

Suzanita Utama

Division of Obstetrics and Infertility

Department of Veterinary Reproduction

Fac of Veterinary Medicine

Universitas Airlangga

FETAL ORIENTATION IN UTERUS

Practical-7

maternal pelvic QUADRANTS

NORMAL presentation, position and posture

fetal reorientation

abnormal POSTURE

abnormal POSITION

abnormal PRESENTATION

pelvic cavity

abdominal

cavity

SACRUM

ILIUM

PUBIS

PELVIC INLET

PELVIC

OUTLET

Lateral view – cow pelvis

BORDERS OF MATERNAL PELVIS

PELVIC

INLET

PELVIC

OUTLET

Posterior View of cow’s pelvis

BORDERS OF MATERNAL PELVIS

sacrum

illium

PRESENTATION, POSITION and POSTURE

for NORMAL DELIVERY

• POSTERIOR

• LONGITUDINAL PRESENTATION• DORSO-SACRAL

/ DORSAL

POSITION

• NORMAL POSTURE

(no extremities

or head-neck flexion)

• ANTERIOR

:

Stage I (ETOKIA)

RE-ORIENTASI FETUS

• Ekstensi kaki-2 /dan kepala leher

• Position: DORSOSACRAL

EX-

UTERO

IN-

UTERO

ABNORMAL POSTUREHEAD-NECK

LATERAL DEVIATION OF THE HEAD

PELVIC

OUTLET

PELVIC

INLET

RETROPULSION

DORSAL

VIEW

ABNORMAL POSTUREHEAD-NECK

DOWNWARD DISPLACEMENT OF

THE HEAD

VERTEX

VERTEX

VERTEX

VERTEX

VERTEX

RETROPULSION

ABNORMAL POSTUREFORELIMB

UNILATERAL CARPAL FLEXION

HORSE

RETROPULSION

**

ABNORMAL POSTURE

FORELIMB

UNILATERAL SHOULDER FLEXION

BILATERAL

SHOULDER FLEXION

RETROPULSION

SHOULDER FLEXION

*

ABNORMAL POSTUREFORELIMB

ELBOW LOCK POSTURE

RETROPULSION

*

ABNORMAL POSTUREHINDLIMB

BILATERAL HOCK FLEXION

RETROPULSION

*

ABNORMAL POSTUREHINDLIMB

BILATERAL HIP FLEXION

BREECH

BREECH

BREECH

BREECH

BREECH

DOG SITTING POSITION

DOG SITTING

POSITION

POSTERIOR

LONGITUDINAL

PRESENTATION

DORSOPUBIC

POSITION

EXTENSION OF

HINDLIMB

(RECTOVAGINAL

RUPTURE)

OBLIQUE

VENTROVERTICAL

= DOG SITTING POSITION

SITUS

VERTICO-OBLIQUE

POSISI VENTRAL

DOG

SITTING

POSITION

DOG

SITTING

POSITION

DOG

SITTING

POSITION

ROTATION

ABNORMAL POSITION

ABNORMAL POSITION

ANTERIOR LONGITUDINAL

PRESENTATION

DORSO-PUBIC POSITION

ROTATION

VENTRO-TRANSVERSEDORSO-TRANSVERSE

ABNORMAL PRESENTATION

TRANSVERSE PRESENTATION

VERSION

fetal head

fetal front

limbs

fetal back

fetal tail

fetal

hindlimbs

fetal

back

WHAT ARE THE PRESENTATION AND POSITION ?

Anterior longitudinal

Dorso-sacral

Posterior longitudinal

Dorso-sacral

Posterior longitudinal

Dorso-pubis

Anterior longitudinal

Dorso-pubis

DIFFERENTIATING FRONT FROM REAR LIMBS

these joints

bend in opposite

directions

these joints bend

in the same direction