Page 14 - My FlipBook

VIU PATHOLOGY OF THE HARD TISSUES OF THE TEETH.
PAGE
Caries op the Teeth 60
Historical 60
General Statement 65
Caries of Dentin 68
Caries of Enamel 74
Penetration of Enamel in Pits 76
Penetration of Enamel in Proximal Surfaces of Incisors 77
Superficial Spreading of Caries in Proximal Surfaces of Bicus-
pids and Molars 81
A Closer Examination of the Injury to the Enamel 83
The Eelation of Occlusion to the Localization of Caries 85
Penetration of Enamel in Buccal and Labial Surfaces 90
Caries as a Whole. Its Clinical Features 91
Occlusal Surface Decays in Molars 92
Proximal Surface Decays in Molars 93
Occlusal and Proximal Surface Decays .in Bicuspids 97
Misplacement of Beginning Proximal Decays 100
Secondary Extensions Gingivally of Proximal Decays 101
Injuries by Interproximal Wear 104
Proximal Surface Decays in Incisors and Cuspids 107
Gingival Third Decays in Labial and Buccal Surfaces 109
Spreading of Decay Around the Teeth 113
Systemic Conditions 115
Physical Characters of the Teeth 118
General Summary of Results of Physical Examinations of the
Teeth 120
The Hardness and Softness of the Teeth 122
Faults in the Structure of the Enamel 124
Physiological and Pathological Differences between Bone and
*
Dentin 126
Studies by Dr. J. Leon Williams 128
Sialo-semeiology 129
The Saliva 132
Acidity of the Saliva, Viscosity of the Saliva, Glutinous
Deposits from the Saliva, Signs of Susceptibility and
Immunity to Dental Caries.
Microorganisms of the Mouth 138