Mr L is a 60 year old male who presents with progressive bilateral lower extremity oedema for the past month

Varicose veins / venous stasis

CHF

Lipedema

Cirrhosis

Nephrotic syndrome

Hypothyroidism

Venous thrombosis / obstruction

Medications

Anaphylaxis

Lymphatic obstruction

Protein-losing enteropathy

Malnutrition

new medication?

exposure to latex / chemicals?

Chest discomfort, shortness of breath, orthopnea, or paroxysmal nocturnal dyspnea

Liver failure

Alcohol abuse
Unprotected sex (hepatitis B and C)
Use of injection drugs (hepatitis C)
Use of illicit drugs (eg, mushrooms or Ecstasy)
Abdominal swelling (ascites)

Pulmonary embolism

Sedentary position for a prolonged time (eg, bedridden, long travel)?
Smoking
History of blood clots
Use of oral contraceptives, especially in smokers