Dyspnea and increased work of breathing may be worse at night in patients with whooping cough, because of changes in airway mechanics while the patient is recumbent. … Tachypnea and dyspnea are also signs of lower respiratory involvement.
Clinical Findings: Acute rhinitis is characterized by nasal discharge, sneezing, pawing at the face, respiratory stertor, open-mouth breathing, and/or inspiratory dyspnea. … Respiratory stertor, open-mouth breathing, and inspiratory dyspnea occur when the nasal passages are narrowed from inflamed mucosa, glandular elements, and secretions.
Most patients present with exertional dyspnea and a nonproductive cough. … Dyspnea, which is the most prominent symptom in idiopathic pulmonary fibrosis, usually begins insidiously and is often progressive. … before the diagnosis of idiopathic pulmonary fibrosis is established is one to two years.  Most patients are referred to a cardiologist for evaluation of exertional dyspnea
As nematodes migrate to the lungs, cough, wheezing and exertion dyspnea appear; if symptoms are severe and accompanied by pleurisy, hemoptysis, and low fever, Löffler syndrome … As iron deficiency anemia develops and worsens, the patient may become indolent and have weakness, palpitations, fainting, dizziness, dyspnea, mental apathy and headache. … by blood loss constipation congestive heart failure decreased rate of growth and mental development in children (caused by protein and iron deficiency) diarrhea dizziness dyspnea