A 64 year old male presents with a symmetrical arthritis of both "hands (history from the GP letter) with early morning stiffness.
His X-rays of his hands done before clinic show the following:
Periarticular osteoporosis of the MCP joints
Erosion on the ulnar styloid
Symmetrical distribution of disease
Reduced joint space at the carpal bones
What is the most likely diagnosis?
a. Ankylosing Spondylitis
b. Rheumatoid arthritis
d. Secondary Osteoarthritis
e. Psoriatic Arthritis