[Rectal cancer at Landspítalinn 1980-1995.].

Objective: Surgery for rectal cancer is difficult and complications following surgery frequent. In the longer perspective a local recurrence is a serious problem. With better operative strategy and local radiation preoperatively a considerable progress has been made in treatment of this disease in large cancer centers.

[Carcinoma of the colon in Iceland 1955-1989. An investigation of survival according to various pathological parameters.].

Objective: The purpose of this study was to estimate various pathological parameters of colon carcinoma over a 35 year time period and evaluate their effect on survival of the patients.

Material And Methods: All pathological specimens from patients diagnosed with colon carcinoma in Iceland in the period 1955 to 1989 were re-evaluated in order to determine the following pathological parameters: Tumour size, gross appearance, tissue type, grade, Dukes stage, lymphatic and/or blood vessel invasion, lateral margin involvement, Jass-group of tumour, peritumoural lymphocytic infiltrate, limitation of tumour growth to bowel wall, lymph node metastases, invasive tumour margin and colloid component in adenocarcinoma. Also the following parameters were determined in every case: Age at diagnosis, sex, year of diagnosis and tumour location within the bowel.

[Acute pancreatitis. Prospective study of incidence, aetiology, severity, and mortality in Iceland.].

Objective: To evaluate the aetiology, severity and mortality of patients with acute pancreatitis at Landspítali - University Hospital (LSH) and to estimate the incidence in Iceland.

Material And Methods: A prospective study of all patients diagnosed with acute pancreatitis LSH during the one-year period October 1998 - September 1999 inclusive. The main outcome measures were APACHE II, Ranson, and Imrie scores, and C-reactive protein (CRP) concentrations.

[Anal cancer in Iceland 1987-2003. A population based study].

Objective: Anal cancer is a rare disease. The aim of this study was to describe anal cancer in Iceland in 1987-2003 with respect to incidence, histologic type, treatment, recurrence rate and survival.

Material And Methods: This is a retrospective study in which all malignant anal tumours diagnosed in Iceland in the period 1987-2003 were reviewed with respect to patient outcome.