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Un ataque cardíaco ocurre cuando se obstruye de repente el flujo de sangre rica en oxígeno que llega a una parte del músculo cardíaco y el corazón no puede obtener oxígeno. Si usted piensa que usted u otra persona está teniendo síntomas de un ataque cardíaco o un ataque cardíaco, llame al 9-1-1 para recibir atención médica de urgencia.

The signs and symptoms of pneumonia can be mild or serious. Young children, older adults, and people who have serious health conditions are at risk for developing more serious pneumonia or life-threatening complications.

Your risk of pneumonia may be higher because of your age, environment, lifestyle habits, and other medical conditions.

Mitral valve prolapse is a condition in which the flaps of the mitral valve are floppy, or prolapsed, which can prevent the seal from forming, which results in a backflow of blood in the left atrium as blood is pumped through the heart.

Hypersensitivity pneumonitis is caused by repeated exposure to environmental substances that cause inflammation in the lungs when inhaled. Substances include: bacteria, fungi or molds, proteins, or chemicals.

Pneumonia occurs when certain bacterial, viral, and fungal infections cause inflammation in the air sacs, or alveoli, of the lungs. Some of the more common causes in the United States include Streptococcus pneumoniae or pneumococcus bacteria, the influenza or flu virus, and respiratory syncytial virus (RSV).

Signs and symptoms vary between acute, subacute, and chronic hypersensitivity pneumonitis and may include flu-like illness including fever, chills, muscle or joint pain, or headaches; rales; cough; chronic bronchitis; shortness of breath; anorexia or weight loss; fatigue; fibrosis of the lungs; or clubbing of fingers or toes. Complications of chronic disease may include irreversible lung damage, permanently reduced lung function, pulmonary hypotension, or heart failure.

There are many types of congenital heart defects. They range from simple to complex and critical.

La hemoglobina anormal, llamada hemoglobina S, causa la anemia de células falciformes.

LAM is diagnosed based on your medical history and the results from diagnostic lung function tests, imaging tests such as high-resolution CT scans, VEGF-D blood tests, or other procedures.