It may also be used in children under 5 who are unable to perform pulmonary function tests used in the diagnosis of asthma. A chest X-ray cannot diagnose asthma per se but can help confirm the ...

Pulmonary embolism occurs when an embolus breaks away from a thrombus and blocks the pulmonary artery, generating symptoms that include shortness of breath, chest pain, fainting and haemoptysis.