Wednesday, October 5, 2011

House Episode 1: Conditions and Treatments

1. Contact dermatitis



  • Causes: Is a localized rash or irritation of the skin caused by contact with a foreign substance. Substances that cause contact dermatitis in many people include "poisonous" plants such as poison ivy, certain foods, some metals, cleaning solutions, detergents, cosmetics, perfumes, industrial chemicals, and latex rubber.

  • Symptoms: red rash (most common), skin may blister, itchy skin.

2. Churg-strauss



  • Cause: The cause of the syndrome is unknown, but it involves an abnormal over-activation of the immune system in a person with underlying bronchospastic lung disease (asthma).

  • Symptomes: Churg-Strauss syndrome causes fever, weight loss, and sinus or nasal passage inflammation in the patient with asthma. Fatigue is common. Cough, shortness of breath, and chest pain can occur as the lungs are affected by vasculitis. Skin lumps, called nodules, can appear on the extremities. Diarrhea and pain in the belly occur due to blood vessel inflammation within the abdomen. The bladder and prostate gland can become inflamed.
    Numbness or weakness of the extremities is the result of nerve injury from the vasculitis. If the brain is affected, seizures or confusion can occur.

3. Tachycardia



  • Causes: Heart-related conditions such as high blood pressure (hypertension).Poor blood supply to the heart muscle due to coronary artery disease (atherosclerosis), heart valve disease, heart failure, heart muscle disease (cardiomyopathy), tumors, or infections. Other medical conditions such as thyroid disease, certain lung diseases, electrolyte imbalance, and alcohol or drug abuse.Emotional stress or drinking large amounts of alcoholic or caffeinated beverages.

  • Symptoms: Shortness of breath ,dizziness, sudden weakness, fluttering in the chest, lightheadedness, fainting.
Treatments:


4. Epinephrine



  • It causes quickening of the heart beat, strengthens the force of the heart's contraction, opens up the airways (bronchioles) in the lungs and has numerous other effects. The secretion of epinephrine by the adrenal is part of the fight-or-flight reaction. Adrenaline is a synonym of epinephrine.

5. Prednisone



  • Prednisone is an oral, synthetic corticosteroid used for suppressing the immune system and inflammation. It has effects similar to other corticosteroids such as triamcinolone (Kenacort), methylprednisolone (Medrol), prednisolone (Prelone) and dexamethasone (Decadron). These synthetic corticosteroids mimic the action of cortisol (hydrocortisone), the naturally-occurring corticosteroid produced in the body by the adrenal glands. Corticosteroids are mostly used because of their strong anti-inflammatory effects, particularly in those conditions in which the immune system plays an important role. These include: arthritis, colitis, asthma, bronchitis, certain skin rashes, and allergic or inflammatory conditions of the nose and eyes. Prednisone is inactive in the body and, in order to be effective, first must be converted to prednisolone by enzymes in the liver.


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