A very rare case of bloody tears with enigmatic epistaxis and haematuria.

Background: Bloody tears are a rare symptom that can be caused by local or systemic pathology.

Methods: We describe a very rare case of bloody tears that resulted from hyperthyroidism.

Results: A 15-year-old female patient presented with a 6-month history of bloody tears and epistaxis.

Iron-withholding strategy in innate immunity.

The knowledge of how organisms fight infections has largely been built upon the ability of host innate immune molecules to recognize microbial determinants. Although of overwhelming importance, pathogen recognition is but only one of the facets of innate immunity. A primitive yet effective antimicrobial mechanism which operates by depriving microbial organisms of their nutrients has been brought into the forefront of innate immunity once again.