Laryngitis is an inflammation of the mucous membranes
of the larynx. Signs of laryngitis include hoarseness and loss of voice. The
most common causes are excessive meowing and a chronic cough. Both cause vocal
Laryngitis can be associated with tonsillitis, throat infections,
tracheobronchitis, pneumonia, inhalant allergies, and (rarely) tumors in the throat. The lining of the larynx is not
coated with cilia. Therefore, mucus frequently accumulates in the larynx.
Exaggerated throat clearing is needed to dislodge it. This further irritates
the larynx and lowers resistance to infection.
House soiling, or inappropriate urination or defecation, is a common problem in cats. While in many cases the cause is a behavioral problem, sometimes medical issues are to blame.
If your cat eliminates outside the litter box, she should be checked by a veterinarian for an underlying medical condition before it’s determined that the inappropriate elimination is due to a behavior problem. In addition to a complete physical examination, your cat should have a complete blood count, blood chemistry...
Treatment: Laryngitis due to excessive meowing usually responds to removing
the cause of the cat’s anxiety or distress. If the problem is due to
prolonged coughing, seek veterinary
attention to investigate and eliminate the cause of the chronic cough.
WebMD Veterinary Reference from "Cat Owner's Home Veterinary Handbook"