Prevention and resolution of headaches occurring during hemodialysis treatment by supplemental oxygen.

A patient with end-stage renal disease experienced severe headaches exclusively during dialysis that were bilateral and throbbing with photophobia, weakness, and lightheadedness. The patient had no history of headaches, and dialysis was determined to be the cause of the severe headaches. More than 10 treatments were attempted without success.

Granuloma Annulare - A Manifestation of Primary Cutaneous Mucinous Carcinoma?

The objective of this report is to present a rare case of primary cutaneous mucinous carcinoma (PCMC) manifesting with granuloma annulare (GA), and to discuss the association as a paraneoplastic phenomenon. A 65-year-old female presented with a painless, slow-growing, cystic nodule less than 1 cm over the left lateral canthus. The clinical presentation was highly suspicious of sebaceous cyst.