are there any other kinds of diagnosis?
Skin involvement may include: hives, itchiness or a swollen tongue among others. Respiratory difficulties may include: shortness of breath, stridor, or low oxygen levels among others.
Anaphylaxis
Skin involvement may include: hives, itchiness or a swollen tongue among others. Respiratory difficulties may include: shortness of breath, stridor, or low oxygen levels among others. 
true or false anaphylaxis generally only affects the skin and eyes False what all does it affect? Skin,  respiratory, gastrointestinal, heart and vasculature, and central nervous system. what is anaphylaxis? It is a serious allergic reaction that is rapid in onset and may cause death. what are some of its signs? Itchy rash, throat or tongue swelling, shortness of breath, vomiting, lightheadedness, low blood pressure, and temporary blindness. what are some of its symptoms? Itchy rash, throat or tongue swelling, shortness of breath, vomiting, lightheadedness, low blood pressure, and temporary blindness. what are its causes? Common triggers include venom from insect bites or stings, foods, and medication. what are its risk factors? People with atopic diseases such as asthma, eczema, or allergic rhinitis are at high risk of anaphylaxis from food, latex, and radiocontrast agents but not from injectable medications or stings. how is it diagnosed? During an attack, blood tests for tryptase or histamine (released from mast cells) might be useful in diagnosing anaphylaxis due to insect stings or medications.
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Anaphylaxis [SEP] Diagnosis
Anaphylaxis is diagnosed on the basis of a person's signs and symptoms. When any one of the following three occurs within minutes or hours of exposure to an allergen there is a high likelihood of anaphylaxis: Skin involvement may include: hives, itchiness or a swollen tongue among others. Respiratory difficulties may include: shortness of breath, stridor, or low oxygen levels among others. Low blood pressure is defined as a greater than 30% decrease from a person's usual blood pressure. In adults a systolic blood pressure of less than 90 mmHg is often used. During an attack, blood tests for tryptase or histamine (released from mast cells) might be useful in diagnosing anaphylaxis due to insect stings or medications.