Persistent inflammation of larynx and surrounding tissues characterized by chronic hoarseness.   ETIOLOGY Recurrent acute laryngitis. Excessive use of voice. Occupation, teachers, public speakers, sales people. Smoking. Excessive alcohol consumption. Chronic sinusitis. Allergic. Infection: tuberculosis.   CLINICAL FEATURES Symptoms Chronic Hoarseness. Change in quality of voice. Spasmodic cough. Little expectoration. Sore throat. Irritation or foreign […]