Although rare in its idiopathic form, pulmonary arterial hypertension (PAH) is not uncommon in association with various associated medical conditions, most notably connective tissue disease (CTD). In particular, it develops in approximately 10% of patients with systemic sclerosis and so these patients are increasingly screened to enable early detection. The response of patients with systemic sc...

Different peripheral neuropathies are linked to paraproteinemia. Anti-myelin-associated glycoprotein (MAG) neuropathy, immunoglobulin or its fragment deposition in the interstitium, light chain amyloidosis (AL amyloidosis) and paraneoplastic mechanisms that cannot be solely attributed deposition, represented by polyneuropathy, organotypic, three main causes of neuropathy correlated with Nerve c...