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An acute upper airway obstruction is a blockage of the upper airway, which can be in the trachea, voice box (laryngeal), or throat (pharyngeal) areas.
Airway obstruction - acute upper
Causes, incidence, and risk factors
Causes of acute upper airway obstruction include:
in which the trachea or throat swell closed, including allergic reactions to a bee sting
, peanuts, antibiotics (penicillin), and blood pressure medications (ACE inhibitors)
(infection of the structure separating the trachea from the esophagus)
Fire or burns from breathing in smoke
Foreign bodies -- such as peanuts and other breathed-in foods, pieces of a balloon, buttons, coins, and small toys
Viral or bacteria infections
Alternative Names Cholecystitis - acute Symptoms The main symptom is abdominal pain that is located on the upper right side or upper middle of the abdomen. The pain may: Be sharp, cramping, or dull Come and go Spread to the back or below the right shoulder blade Occur within minutes of a meal Other symptoms that may occur include: Abdominal fullness Clay-colored stools Fever Nausea and vomiting Yellowing of skin and whites of the eyes (jaundice) Signs and tests A physical exam will show that your abdomen is tender to the touch. Your doctor may order the following blood tests: Amylase and lipase Bilirubin Complete blood count ( CBC ) -- may show a higher than normal white blood cell count Liver function tests Imaging tests that can show gallstones or inflammation include: Abdominal ultrasound Abdominal CT scan Abdominal x-ray Oral cholecystogram Gallbladder radionuclide scan
Mitral insufficiency; Acute mitral regurgitation
-- unrelated to coronary artery disease or a heart attack
Shortness of breath
that increases when lying flat (orthopnea)
Sensation of feeling the heart beat ( palpitations )
Note: Symptoms may start suddenly.
Signs and tests
The doctor may detect a thrill (vibration) over the heart when feeling ( palpating ) the chest area. An extra heart sound (S4 gallop) and a distinctive heart murmur may be heard when listening to the chest with a stethoscope. However, some patients may not have this murmur. If fluid backs up into the lungs, there may be crackles heard in the lungs.
is usually normal.
The following tests may be performed:
Chest MRI scan
- may also show fluid in the lungs or prominent lu...
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