56494
Rheumatologic diseases such as rheumatoid arthritis , systemic lupus erythematosus , psoriasis , and psoriatic arthritis are independent risk factors as well .
 rheumatoid arthritis, systemic lupus erythematosus, psoriasis, psoriatic arthritis
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 rheumatoid arthritis, systemic lupus erythematosus, psoriasis, psoriatic arthritis