We report two clinical cases of primary granulocytic sarcoma of the pancreas that were diagnosed on the surgical specimen. Atypical clinical and morphological presentations may have lead to pretherapeutic biopsies of the pancreatic mass in order to indicate primary chemotherapy. Literature review of this rare clinical presentation may help physicians to anticipate diagnostic and therapeutic str...

Annular pancreas is a relatively rare congenital diseasecaused by an embryologica1and anatomical disturbance in pancreas It may have no sympforns throughout the life and so occasionally discovered during an unrelevant surgery or autopsy but in most of the cases it shows itself as a duodenal obstruction during the in­fancy and childhood.Very rarely symptoms of the disease my be obser­ved in adul...

CONTEXT Harmonization and standardization of results among different clinical laboratories is necessary for clinical practice guidelines to be established. OBJECTIVE To evaluate the state of the art in measuring 10 routine chemistry analytes. DESIGN A specimen prepared as off-the-clot pooled sera and 4 conventionally prepared specimens were sent to participants in the College of American Pa...