The voice is always hoarse but not painful may be related to vocal polyps, vocal cord nodules, laryngeal leukoplakia.
1. Vocal cord polyps: the main cause of excessive or inappropriate vocalization, inflammation and allergy and other factors, causing the vocal cord any Koch’s gap limited edema, hyperplasia and fibrous, glass-like degeneration. After the onset of persistent hoarseness as a common symptom.
2. Vocal cord nodules: pathogenic factors and vocal cord polyps similar, can lead to squamous epithelial edema and keratinization of the vocal cord mucosa, the early degree of light, for the voice is slightly “thick” or basically normal, only when the voice more fatigue, good and bad intermittent. Later gradually aggravated, from intermittent to persistent.
3. Laryngeal leukoplakia: this disease is caused by incomplete keratinization of the mucous membrane on the surface of the vocal folds, which is often related to chronic inflammatory stimuli, including smoking, drinking, improper use of voice, chronic laryngitis, reflux pharyngitis and vitamin or trace element deficiency. The main symptoms are hoarseness, laryngeal itching, cough and foreign body sensation in the throat.
Patients whose voice is always hoarse but not painful can actively seek medical treatment and systematic examination in order to clarify the diagnosis and etiology.