Ron Greenberg

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OBJECTIVE: To identify from the literature and clinical experience a rational approach to management of fibroadenomas of the breast. METHOD: Recent literature on detection, diagnosis, and natural history of fibroadenomas was reviewed. Experience with over 4,000 women evaluated in the breast clinic at the Tel-Aviv Medical Center contributed to the management(More)
INTRODUCTION Long-term outcome of patients following conversion during laparoscopic surgery for colorectal cancer is not often reported. Recent data suggest a negative impact of conversion on long-term survival. This study aimed to evaluate the impact of conversion on the perioperative outcome and on long-term survival in patients who underwent laparoscopic(More)
AIM Stapled haemorrhoidopexy (SH) is associated with minor postoperative pain and high overall satisfaction rates. Some patients will have persistent or recurrent symptoms requiring re-intervention. METHOD All patients who underwent SH for grade III internal haemorrhoids and required a second SH (2005-2008) were studied. Grade IV patients were excluded.(More)
PURPOSE This study was designed to examine the benefits of a Doppler-guided hemorrhoidal artery ligation technique in terms of surgical outcome, functional recovery, and postoperative pain. METHODS Using local, regional, or general anesthesia, 100 patients with symptomatic Grades II or III hemorrhoids underwent sonographic identification and suture(More)
BACKGROUND Recent data confirming the oncologic safety of laparoscopic colectomy for cancer as well as its potential benefits will likely motivate more surgeons to perform laparoscopic colorectal surgery. OBJECTIVES To assess factors related to the learning curve of laparoscopic colorectal surgery, such as the number of operations performed, the type of(More)
BACKGROUND Side effects of conventional photosensitizers, such as hematoporphyrins, are a limiting factor in the use of photodynamic therapy (PDT). We evaluated the effect of PDT on mice colon carcinoma and melanoma using systemic 5-aminolevulinic acid (ALA). METHODS IN VITRO STUDIES CT26 colon carcinoma and B16 melanoma cells were incubated with ALA(More)