CHAPTER IV. FOURTH SPECIES OF DYSTOCIA.

Abnormal state of the pelvis.--Equally contracted pelvis.-- Unequally contracted pelvis.--Rickets.--Malacosteon, or mollities ossium.--Symptoms of deformed pelvis.--Funnel-shaped pelvis.--Obliquely distorted pelvis.--Exostosis.--Diagnosis of contracted pelvis.--Effects of difficult labour from deformed pelvis.--Fracture of the parietal bone.--Treatment.--Prognosis, 292