The widespread incidence of peptic gastroduodenal ulcer represents a social and economic factor of some consequence. Over the last 100 years much attention has therefore been devoted to the subject, but not even on the fundamental questions of the origin and essential nature of ulcers has agreement been reached. The cause lies in the considerable variability of the clinical manifestations and c...

This paper proposes a machine learning approach to the task of assigning the international standard on classification of diseases ICD-9-CM codes to clinical records. By treating the task as a text categorisation problem, a classification system was built which explores a variety of features including negation, different strategies of measuring gloss overlaps between the content of clinical reco...

BACKGROUND AND OBJECTIVES Although otalgia is usually associated with ear problems, it may also originate outside the ear. We therefore assessed the clinical characteristics of patients with otalgia. SUBJECTS AND METHODS We analyzed 294 patients who presented with otalgia. We assessed differences in otalgia between adults and children, differences in otogenic vs. referred otalgia between adul...

Apraxia is traditionally defined as a disorder of skilled movement that cannot be attributed to elementary sensorimotor deficit, aphasia or severe mental deterioration (De Renzi, 1989). This negative definition has led to integrate within the same framework a multitude of relatively different clinical manifestations, which have little in common with the kind of deficits to which it was original...