[Pharyngeal tuberculosis as a differential diagnosis to carcinoma].

The differential diagnosis of pharyngeal tumors includes malignomas as well as chronic inflammatory processes. Squamous cell carcinoma is the most prevalent malignoma of the pharynx, representing about 90% of all malignomas of the head and neck. Malignant lymphomas, lymphoepithelial tumors (Schmincke's tumor) and anaplastic carcinomas are less prevalent.

[A protocol for prognostic evaluation of newborns with necrotizing enterocolitis].

A modified Vásquez-Estévez protocol for prognostic appraisal of newborns with necrotizing enterocolitis was retrospectively applied to 23 confirmed cases from year 1987 throughout 1989 in general metropolitan hospital at Santiago, Chile. Cases were classified as low (0-12 points) or high (13-30) risk according to its corresponding score. Case fatality rates ranged from 7.

[Newborn infants of diabetic mothers].

Some features as well as pathological findings in 63 infants born to diabetic mothers (IDM) under control in a diabetes unit of a general hospital at metropolitan Santiago, Chile, from 1985 through 1988 are presented. Out of 63 newborns, 22 came from mothers with pregestational diabetes mellitus (PGDM) and 41 were born to mothers with gestational diabetes mellitus (GDM). Significant differences were detected among PGDM and GDM groups of newborns in the following features: mean gestational age (GE) premature (54.