What are the effects of vocal cord paralysis on speech?

Hoarse, breathy. Hoarse, breathy, or weak voice are all complications of unilateral or bilateral vocal cord paralysis.
Sound hoarse. The vocal cord vibrates to produce voice and song. If it can not vibrate, both voice and song are muted and flat. Severe cases can interfere with breathing. Most cases recover with time. Severe cases may need surgery.