CONTENTS. 
-♦- 
DISEASES OF THE HEAD. 
PAGE 
I. Diseases of the Lips and Cheeks ..... 1 
(1.) Wounds and Bruises ....... 1 
(2.) Acute Inflammation of the Lips and Cheeks ... 3 
(3.) Tumours of the Lips and Cheeks ..... 4 
(4.) Paralysis of the Lips. Facial Paralysis .... 6 
II. Diseases of the Mouth ....... 10 
(1.) Foreign Bodies in the Mouth . . . . .10 
(2.) Diseases of the Tongue ...... 13 
(A) Mechanical Injuries . . . . . .13 
(B) Acute Inflammation of the Tongue (Glossitis Acuta) . . 15 
(C) Chronic Inflammation and New Growths in the Tongue 
(Makroglossia) . . . . . .16 
(a) Glossitis Chronica Interstitialis Fibrosa . . 16 
(b) Actinomycosis of the Tongue. Glossitis Actinomycotica 17 
(D) Paralysis of the Tongue (Glossoplegia) . . . 19 
(E) Ranula ....... 20 
(F) Fracture of the Hyoid Bone . . . . .21 
(G) New Growths in the Tongue ..... 22 
(3.) Fracture of the Premaxillary Bone . . . . . 22 
(4.) Injuries of the Interdental Space ..... 23 
(5.) Diseases of the Teeth ...... 25 
(A) Irregularities in the Development of the Teeth . . 26 
(a) Extra or Adventitious Teeth (Polyoclontia, Hyper¬ 
dentition) . . . . . .26 
(b) Irregularities in Replacement of the Teeth . . 27 
(c) Displacement of the Teeth .... 28 
(B) Irregularities of Wear in the Teeth .... 29 
(a) The Angular or Sharp Mouth, the so-called Prog¬ 
nathous Jaw . . . . . .31 
(b) The Shear-like Mouth ..... 33 
(c) The Wave-formed Mouth .... 34 
(d) The Step-formed Mouth .... 35 
(e) Premature Wear of the Teeth .... 37 
(f) The Smooth Mouth ..... 38 
(C) Diseases of the Tooth Proper . . . . .38 
(a) Dental Caries (Caries Dentium) ... 38 
(b) Fissures and Cavities in the Teeth ... 40 
(c) Dental Tartar (Cremor Dentium) ... 41 
(D) Diseases of the Alveoli ..... 42 
(a) Alveolar Periostitis (Periostitis Alveolaris) . . 42 
(a) Inflammation of the Alveolar Periosteum in 
Herbivora ..... 42 
( b ) Inflammation of the Alveolar Periosteum in 
Carnivora ..... 53 
(b) Dental Fistula ...... 54 
(c) Neoplasms of the Gums and Alveoli (Epulis) . . 57 
(d) Dental Tumours ..... 57 
