Giant hives and Quincke's edema

Giant hives noun - Recurrent large circumscribed areas of subcutaneous edema; onset is sudden and it disappears within 24 hours; seen mainly in young women, often as an allergic reaction to food or drugs.

Quincke's edema and giant hives are semantically related. In some cases you can use "Quincke's edema" instead a noun phrase "Giant hives".

Quincke's edema noun - Recurrent large circumscribed areas of subcutaneous edema; onset is sudden and it disappears within 24 hours; seen mainly in young women, often as an allergic reaction to food or drugs.

Giant hives and Quincke's edema are semantically related. You can use "Giant hives" instead a noun phrase "Quincke's edema".