Aphasia - loss of language generally resulting from stroke, brain tumor, and/or head injury.
Augmentative Communication - equipment to foster communication for non-verbal communicators.
Articulation - disordered pronunciation.
Cerebral Palsy - congenital neuromuscular disorder.
Cleft Palate - congenital malformation of lip and/or palate.
Dysarthrias and Apraxias - motor speech disorders secondary to brain damage.
Dysphagia - disorders of swallowing.
Hearing Impairment - delayed or disordered speech, voice or language secondary to poor hearing acuity.
Language Delay/Disorder - slowed or inadequate language development.
Laryngectomy - removal of larynx due to cancer.
Non-verbal - persons who are unable to communicate through speech/voice.
Stuttering - disturbance in rhythm of speech usually recognized in sound, syllable, word repetitions, prolongations, and/or blocks.
Voice Disorders - vocal cord nodules, polyps, ulcers, vocal abuse, muscle tension dysphonia, paradoxical vocal cord movement, etc.
See www.identifythesigns.org for more information.