Allergy:  a hypersensitive state acquired through exposure to a particular allergen, reexposure bringing to light an altered capacity to react.

Bacterial:  specific hypersensitiveness to a particular bacterial antigen.

Bronchial:  example - asthma (see asthma)  a condition manifested by local and systemic reactions, mediated by histamine, which is released from mast cells and basophils as a result of exposure to cold.

Contact:  hypersensitiveness marked by an eczematous reaction to contact between the epidermis and the allergen.

Delayed:  an allergic response appearing hours or days after application or absorption of an allergen; including contact dermatitis and bacterial allergy.

Drug:  an allergic reaction occurring as the result of unusual sensitivity to a drug.

Endocrine:  allergy to an endogenous hormone

Food/gastrointestinal:  allergy, usually manifested by a skin reaction, in which the ingested antigens include food as well as  drugs.

Immediate:  an allergic response appearing within a short time.  From a few minutes up to an hour, after application or absorption of an allergen;  includes anaphylaxis and atopy.

Induced:  that resulting from the injection of or contact with an antigen, or infection with a microorganism, as contrasted with hereditary allergy.

Hereditary:  atopy

Latent:  that not manifested by symptoms but which may be detected by tests.

Nonatopic:  one of two general groups of clinical allergies, including contact dermatitis and some food and drug allergies

Pathologic:  hereditary

Physical:  a condition in which the patient is sensitive to the effects of physical agents, such as heat, cold, light, etc.

Physiologic:  induced

Pollen:  hayfever

Symptoms:

Symptoms varies with individuals, type of allergy/allergen

Some of allergy  symptoms (may or may not)  (and not limited to:) includes

• Rash
• Itching
• Sneezing
• Runny nose
• Coughing
• Watery eyes/irritated 
• Redness (discoloration)
• Swelling
• SOB (shortness of breath)
• Hard time breathing
• Nasal congestion
• Nasal obstruction
• Itchy eye and or nose
• Headache
• Sinus pain
• Dark circles under the eyes
• Itchy throat
• Fever
• Malaise
• Feeling of impending doom or fright
• Weakness
• Edema
• Weakness
• Sweating
• Hypotension
• Hoarseness
• Stridor
• Stomach cramps
• Nausea
• Diarrhea
• Urinary urgency

Treatment:

Anaphylaxis is always an emergency.  Seek immediate medical attention

Discuss some over the counter allergy medication with your doctor or pharmacist

You May have to avoid certain food, products, etc. depending on allergen of which you are allergic to.

See anaphylaxis for further info.

See Allergic rhinitis for further info.