1 Characteristics of Treacher Collins syndrome include: 2  eyes that slant downward, 3  very few eyelashes and a notch in the lower eyelids (colomboma eye), and. 4  ears that are absent or unusually formed. 5  Some affected individuals may have hearing loss).
Since productive cough is usually the manifestation of an underlying condition, if left untreated, the condition may worsen leading to multiple complications. For instance, a lung infection might spread to organs and damage them, a patient with asthma or COPD may develop difficulty in breathing etc.
A cough is a sudden and often repetitively occurring, protective reflex, which helps to clear the large breathing passages from fluids, irritants, foreign particles and microbes. The cough reflex consists of three phases: an inhalation, a forced exhalation against a closed glottis, and a violent release of air from the lungs following opening of the glottis, usually accompanied by a distinctive sound. Coughing is either voluntary or involuntary. Frequent coughing usually indicates the presence o