1. The differential diagnosis and comorbidity of hidradenitis suppurativa and perianal Crohn's disease

   • J. M. Church
   • V. W. Fazio
   • J. W. Milsom

   Original Articles Pages: 117 - 119

2. Decrease in collagenous proteins and mechanical strength of distal colon after diverting colostomy in rats

   • P. Kissmeyer-Nielsen
   • H. Christensen
   • S. Laurberg

   Original Articles Pages: 120 - 124

3. Anal manometry in patients with fissure-in-ano before and after internal sphincterotomy

   • E. Xynos
   • A. Tzortzinis
   • J. S. Vassilakis

   Original Articles Pages: 125 - 128

4. Effect of perioperative blood transfusions on survival of patients after radical surgery for colorectal cancer

   • J. F. M. S. Leite
   • M. E. M. Granjo
   • Júlio F. M. S. Leite

   Original Articles Pages: 129 - 133

5. Our approach to the management of congenital presacral tumors in adults

   • B. Böhm
   • J. W. Milsom
   • J. R. Oakley

   Original Articles Pages: 134 - 138

6. Quality control in colonoscopy: a Singapore perspective

   • B. R. Parry
   • H. -S. Goh

   Original Articles Pages: 139 - 141

7. Pattern of recurrence in rectal carcinoma: implications for the design of (future) studies on adjuvant therapy

   • J. -P. Barras
   • R. Bachmann
   • P. Aeberhard

   Original Articles Pages: 142 - 147

8. Parenteral single dose ceftriaxone with tinidatsole versus aminoglycoside with tinidatsole in colorectal surgery: a prospective single-blind randomized multicentre study

   • M. Matikainen
   • K. -M. Hiltunen

   Original Articles Pages: 148 - 150

9. Pancreatico-duodenectomy for cancer and precancer in familial adenomatous polyposis

   • P. Balladur
   • C. Penna
   • R. Parc

   Original Articles Pages: 151 - 153

10. CCK-8 and gastrin plasma levels in cholecystectomized and colorectal cancer patients

    • M. A. Rogy
    • E. Kovats
    • A. Fritsch

    Original Articles Pages: 154 - 157

11. Operative mortality in carcinoma of the rectum

    • H. Kessler
    • P. Hermanek Jr.
    • H. Wiebelt

    Original Articles Pages: 158 - 166

12. Nerve regeneration across colorectal anastomoses after low anterior resection in a canine model

    • A. F. Horgan
    • R. G. Molloy
    • W. O. Kirwan

    Original Articles Pages: 167 - 169

13. Level of anastomosis and anorectal manometry in predicting function following anterior resection for adenocarcinoma

    • Y. H. Ho
    • J. Wong
    • H. S. Goh

    Original Articles Pages: 170 - 174

14. Early post-operative 5-fluorouracil does not affect the healing of experimental intestinal anastomoses

    • J. W. D. de Waard
    • Th. Wobbes
    • Th. Hendriks

    Original Articles Pages: 175 - 178

15. Successful local repair of paracolostomy hernia with a newly developed prosthetic device

    • Roberto L. Estrada

    Correspondence Pages: 179 - 179

16. Announcements

    Announcement Pages: 180 - 180