This chapter covers clinical signs relating to the mouth and oral cavity (Microstomia, Upper Lip Clefts, Lip Pits, Thick and Thin Upper Lips, Lip and Oral Mucosa Pigmentation, Macroglossia, Accessory Oral Frenula, Isolated Cleft Palate, Persistent Drooling, Gum Hyperplasia) and, for each sign, gives information on how to recognize the sign, establishing a differential diagnosis, and investigations to consider. Relavent images are included for each sign.

This chapter covers clinical signs relating to the mouth and oral cavity (Microstomia, Upper Lip Clefts, Lip Pits, Thick and Thin Upper Lips, Lip and Oral Mucosa Pigmentation, Macroglossia, Accessory Oral Frenula, Isolated Cleft Palate, Persistent Drooling, Gum Hyperplasia) and, for each sign, gives information on how to recognize the sign, establishing a differential diagnosis, and investigations to consider. Relavent images are included for each sign.