SkinKM is a 38-year-old white woman with a 6-year history of psoriasis. Her family history includes allergies and asthma and her mother with psoriasis. KM returns today for an increase in symptoms, and she wants to improve the appearance of her skin.What is the underlying cause of psoriasis? What are the common signs and symptoms of this disease?

 
This discussion contains 2 parts:
Part 1: SkinKM is a 38-year-old white woman with a 6-year history of psoriasis. Her family history includes allergies and asthma and her mother with psoriasis. KM returns today for an increase in symptoms, and she wants to improve the appearance of her skin.What is the underlying cause of psoriasis? What are the common signs and symptoms of this disease?
Please discuss the following:

What is the underlying cause of psoriasis? What are the common signs and symptoms of this disease?

Part 2: BreastsDefine, Compare and Contrast the following conditions:

Fibrocystic breast disease
Fibroadenoma
Malignant breast tumor

Submission Instructions:

Your initial post should be at least 500 words, formatted and cited in proper current APA style with support from at least 2 academic sources. Your initial post is worth 8 points.
You should respond to at least two of your peers by extending, refuting/correcting, or adding additional nuance to their posts. Your reply posts are worth 2 points (1 point per response.)