All our tests with the Navictda sp. were negative. It was apparent, therefore, that this was not the cause of trouble but that Fragilaria striatula was suspect. This is in agreement with the report of Fraser and Lyell (1963) that an eczematous eruption in an Aberdeen fisherman was caused by Fragilaria struia. That this diatom, alone out of so many present in the sea, should have a harmful effec...

Metabolic acidosis is a condition that is commonly encountered in both chronic renal failure and in end-stage renal disease. Metabolic acidosis is associated with many adverse effects: negative nitrogen balance, increased protein decomposition, anorexia, fatigue, bone lesions, impaired function of the cardiovascular system, impaired function of the gastrointestinal system, hormonal disturbances...