Causes Conditions why there is a Protein in Urine

Causes Conditions that can cause a temporary rise in the levels of protein in urine include:

Cold exposure
Emotional stress
Fever
Heat exposure
Strenuous exercise

Diseases and conditions that can cause persistently elevated levels of protein in urine include:

Amyloidosis
Certain drugs
Diabetes
Glomerulonephritis
Goodpasture's syndrome
Heart disease
Heart failure
High blood pressure (hypertension)
Hodgkin's lymphoma (Hodgkin's disease)
Chronic kidney failure
Kidney infection
Leukemia
Lupus
Malaria
Multiple myeloma
Orthostatic proteinuria
Pericarditis
Pregnancy
Rheumatoid arthritis
Sarcoidosis
Sickle cell anemia