Diseases Diseases

Diseases In Respiratory System

Introduction

Respiratory system diseases occur primarily in the bronchioles and the alveoli. The respiratory system is consisted of the trachea (windpipe), set of lungs, blood vessels and bronchioles. There are two major groups of the respiratory system, which include the upper respiratory tract infection (URTI), which is commonly called the common cold, sinusitis, influenza, pharyngitis, and laryngitis. The Lower Respiratory Tract Infection (LRTI) included bronchial asthma, chronic bronchitis, emphysema, pneumonia, etc. These types of disorders are cased by an allergy, virus or bacterial infections.

Upper Respiratory Tract Infections

Respiratory system diseases are diseases that include the Upper respiratory tract infections and a person can catch the infection from another person. Upper respiratory infections involve the nose, sinuses, pharynx, larynx and bronchi. These acute viral infections are the most common reason for absences from school or work. The causes for upper respiratory infections involve wit coming into contact with an airborne virus, someone sneezing or coughing. It can, also, be spread from poor hand washing techniques, a handshake, or hard surfaces such as a sink faucet, door handle, pens, computer keyboards, etc. Symptoms include cough, sore throat, runny nose, postnasal drip, tiredness, headaches, and loss of appetite.

Sinusitis, which is inflammation or infection of the sinuses and symptoms usually includes a cold that does not go away, pain the forehead and cheeks, fever fatigue, cough and congestions.

Influenza is caused by a contagious viral infection and symptoms included high fever, chills, headaches, weakness, body aches, tiredness, nausea, vomiting and diarrhea.

Pharyngitis is inflammation of the throat caused by a viral or bacterial infection. Symptoms include fever, cough, congestion, achy body, and swollen lymph nodes,

Laryngitis is the voice box and is an inflammation of the larynx that is caused by a viral infection, overuse or irritation; Symptoms include hoarseness, and a severe sore throat.

Lower Respiratory Tract Infections

Lower respiratory system diseases are diseases that include asthma, bronchitis, pneumonia, and emphysema. In general, problems with the respiratory tract usually involve diseases that cause trouble in breathing. These respiratory system diseases are caused by an allergy, viral or bacterial infection.

Bronchial Asthma

Asthma is a chronic respiratory disease that narrows the airways that causes shortness of breath, wheezing, and coughing. Causes of asthma might include cigarette smoke, dust, pollens, animal dander, and exercise can trigger asthma attacks.

Chronic Bronchitis/Emphysema/Pneumonia

Chronic Bronchitis

Respiratory system diseases such as chronic bronchitis are a common respiratory disorder that involves people of all ages. The most common cause of chronic bronchitis is smoking, air pollution, secondhand smoke, and more. Symptoms might include coughing that brings up mucus, shortness of breath, wheezing, and chest tightness. It is one type of COPD (chronic obstructive pulmonary disease) with the other being emphysema. Lung irritation can lead to asthma, emphysema and chronic bronchitis. It is the fourth leading cause of the United States.

Emphysema

Emphysema is a chronic obstructive pulmonary disease associated with chronic bronchitis. The leading cause of emphysema is smoking, air pollution, and more. Symptoms of emphysema might include shortness of breath, which begins gradually and even at rest. A person might avoid activities that might give you shortness of breath.

Pneumonia

Respiratory system diseases like pneumonia is an inflammation of the lungs that make breathing difficult. It is usually caused by an infection, which is either viral or bacterial.

 

By Beverly Block, published at 02/01/2012
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