Syndrome of Inappropriate ADH Secretion (SIADH)

Introduction This is a condition characterised by continued excessive ADH secretion from the posterior pituitaray gland or another source in spite of plasma hypotonicity and a normal or expanded plasma volume. This results in...

More

Syphilis

Introduction Syphilis (aka venereal disease¬†or¬†venereal syphilis)¬†is a contagious (usually sexually transmitted) disease caused by the spirochaete bacterium ‚Äď treponema pallidum. Transmission is either by sexual contact, or congenital via spread from the mother in...

More

Systemic Sclerosis (Scleroderma)

Introduction Systemic sclerosis aka Scleroderma is an autoimmune connective tissue disorder. Other similar diseases include SLE, RA, Sjogren’s syndrome and mixed connective tissue disease. There is a lot of overlap in the symptoms of these...

More