Varicose Veins.
Marfan's syndrome is the hormonal disorder that can cause enlargement of the extremities. Acromegaly is the medical term meaning enlargement of the extremities.
paraplegia
Varicose veins, swollen tortuous veins, are called varices in medical terms.
Peripheral neuropathy is deneration of the nurse supplying the extremities.
pedal edema
Actodermatitis
Peripheral cyanosis is a medical term for the condition of blue extremities.
Acrocyanosis means blue extremities.cyanosisAcral cyanosis
stenotic (in medical terms)
Tortuous means crooked in medical terms.
"Bilateral (two + sides) lower extremities" would best describe something that is generally happening to both legs, such as "bilateral edema of the lower extremities". Generally the term would be more specific as to the area of the leg.
Quadriplegia