14.Aud-CANSdisorders Word Scramble
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| Term | Definition |
| Auditory nerve disorders | Acoustic Neuroma, Multiple Sclerosis, Presbycusis, Central Auditory Processing Disorder, Stroke, Head trauma. |
| Acoustic Neuroma | Benign tumor on AN. Originates at IAM (may spread) or CPA. Unilateral SNHL (High freqs first). Difficulty understanding speech. Sudden worsening (int. aud. art.) Tinnitus. Dizziness (AN vestib. br.). Facial paralysis (VII nerve). Other (pressure in CPA). |
| Neurofibromatosis | AKA, von Recklinghausen's disease. Bilateral acoustic neuroma. Tumors on nerves throughout the body. |
| Multiple Sclerosis | Demyelination of neurons. Mild uni- or bilateral loss. |
| Presbycusis | Degeneration of CANS/AN & cochlea. Normal audiogram because of contralateral redundancy. Difficulty with complex tasks only. Degraded speech tests (stress aud. syst.) |
| CAPD | Central aud. processing dis: Normal audiogram, subtle CANS damage. Difficulty w/complex listening tasks. Associated probs - ADHD, LD, recptv LI |
| CAPD testing | Monaural: filtered speech, speech w/interference. Binaural: dichotic speech (diff in each ear), binaural fusion (recruits brainstem to synthesize info from both ears) |
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