Definition of HONG KONG. 1. special administrative region China on SE coast E of mouth of Zhu River including Hong Kong Island, Jiulong Peninsula & New Territories, & nearby islands; formerly a British crown colony with Victoria as â area 424 square miles (1098 square kilometers), pop 6,708,389.2.. special administrative region China on SE coast E of mouth of Zhu River including Hong Kong Island, Jiulong Peninsula & New Territories, & nearby islands; formerly a British crown colony with Victoria as â area 424 square miles (1098 square kilometers), pop 6,708,389. 2.
Although the symptoms of an anaphylactic reaction usually occur within seconds to minutes after exposure to a trigger, some reactions can occur up to two hours after the exposure. Possible symptoms and signs of an anaphylactic reaction include: Skin symptoms: itching, flushing, hives, and swelling (angioedema) Gastrointestinal symptoms: abdominal pain, abdominal cramping, nausea, vomiting, and diarrhea. Respiratory symptoms: nasal congestion, runny nose, cough, shortness of breath, chest tightness, and wheezing. Cardiovascular symptoms: dizziness, lightheadedness, fast heart rate (tachycardia), and low blood pressure. Additionally, those affected often report a feeling of impending doom..
The most common causes of anaphylactic reactions include: 1  certain foods (including peanuts, tree nuts or shellfish) â however, all foods can potentially cause anaphylaxis).2  insect stings. 3  drugs and contrast agents (used in some x-ray tests), particularly those given by injection.he symptoms of anaphylaxis often occur with more mild symptoms of an allergic reaction. However, in some cases, mild symptoms such as an allergic rash (hives or urticaria) may not be present, and the first symptoms seen are those of a severe reaction.