Allergies
Allergies, additionally referred to as allergic diseases, square measure variety of conditions caused by hypersensitivity of the system to one thing within the surroundings that sometimes causes very little or no downside in the majority. These diseases embrace pollinosis, food allergies, dermatitis, allergic respiratory disorder, and hypersensitivity reaction.
What square measure the symptoms of a nut allergy?
Symptoms of a tree nut hypersensitivity reaction include:
• Abdominal pain, cramps, nausea and instinctive reflex.
• Diarrhea.
• Difficulty swallowing.
• Itching of the mouth, throat, eyes, skin or the other space.
• Nasal congestion or a liquid nose.
• Nausea.
• Shortness of breath.
• Anaphylaxis (less common)
What square measure the eight major food allergens?
A group of the eight major substance foods is usually cited because the Big-81 and contains milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat andsoybean.
Causes
A particular protein known as immunoglobin (IgE) causes
hypersensitivity. Antibodies square measure discharged to combat foreign and
doubtless harmful substances within the body.IgE is discharged to destroy the matter and causes the
assembly of chemicals that trigger the sensitivity.One of these chemicals is termed amine. amine causes
modification of the muscles within the airways and also the walls of blood
vessels. It additionally instructs the liner of the nose to supply additional
mucous secretion.
Risk factors
The following are often risk factors for developing allergies:
• a case history of respiratory disorder or allergies
• being a baby
• having respiratory disorder
• not being exposed to enough daylight
• having a special hypersensitivity reaction
• birth by caesarean
Diagnosis
Risk factors
The following are often risk factors for developing allergies:
• a case history of respiratory disorder or allergies
• being a baby
• having respiratory disorder
• not being exposed to enough daylight
• having a special hypersensitivity reaction
• birth by caesarean
Diagnosis
The doctor can raise the patient queries relating to
symptoms, after they occur, how often, and what looks to cause them. they'll
additionally raise the person with symptoms whether or not there's a case
history of allergies, and if different house members have allergies.The doctor can either suggest some tests to seek out out
that matter is inflicting symptoms or refer the patient to a specialist.Below square measure some samples of hypersensitivity
reaction tests:
• Blood test: This measures the extent of immune globulin antibodies discharged by the system. This check is typically known as the radioallergosorbent check (RAST)
• Skin prick test: this is often additionally referred to as puncture testing or prick testing. The skin is pricked with alittle quantity of a potential matter. If the skin reacts and becomes fretful, red, and swollen, it's going to mean AN hypersensitivity reaction is gift.
• Patch test: A skin test will determine skin condition. Special metal discs with terribly tiny amounts of a suspected matter square measure taped onto the individual's back. The doctor checks for a skin reaction forty eight hours later, and so once more once a handful of days.
• Blood test: This measures the extent of immune globulin antibodies discharged by the system. This check is typically known as the radioallergosorbent check (RAST)
• Skin prick test: this is often additionally referred to as puncture testing or prick testing. The skin is pricked with alittle quantity of a potential matter. If the skin reacts and becomes fretful, red, and swollen, it's going to mean AN hypersensitivity reaction is gift.
• Patch test: A skin test will determine skin condition. Special metal discs with terribly tiny amounts of a suspected matter square measure taped onto the individual's back. The doctor checks for a skin reaction forty eight hours later, and so once more once a handful of days.
