Study of surgical feasibility and outcome of laparoscopic surgery in malignant rectal tumors

Figures & data

Figure 1. Clipping descending branch of inferior mesenteric artery with left colic artery sparing.

Figure 2. Dissection and clipping of inferior mesenteric vein.

Table 1. The study involved cases related personal, preoperative, and operative data.

	No.	%
Gender
Male	12	60.0
Female	8	40.0
Age (years)
Min. – Max.	32.0 – 59.0
Mean ± SD.	51.45 ± 7.51
Median (IQR)	53.50 (47.0 – 57.50)
Clinical presentation
Abdominal pain	18	90.0
Bleeding per rectum	19	95.0
Loss of weight	15	75.0
Digital rectal examination
Distance from anal verge in cm
Not felt	7	35.0
Felt	13	65.0
Min. – Max.	2.0 – 7.0
Mean ± SD.	4.62 ± 1.94
Median (IQR)	4.0 (3.0 – 6.0)
Preoperative Staging
Staging
Stage II	5	25.0
Stage III	15	75.0
Max. Tumor size (cm)
Min. – Max.	2.0 – 8.50
Mean ± SD.	5.03 ± 2.06
Median (IQR)	4.0 (3.3 – 7.0)
Type of the operation
Low Anterior resection	6	30.0
Anterior resection	7	35.0
Intersphincteric resection	7	35.0
Operative time (hr.)
Min. – Max.	2.0 – 4.50
Mean ± SD.	3.10 ± 0.72
Median (IQR)	3.0 (2.5 – 3.5)

Table 2. Postoperative data of the studied cases.

	No.	%
Complications
NoS	19	95.0
Yes	1	5.0
First bowel (days)
Min. – Max.	1.0 – 2.0
Mean ± SD.	1.65 ± 0.49
Median (IQR)	2.0 (1.0 – 2.0)
Hospital stay (days)
Min. – Max.	4.0 – 7.0
Mean ± SD.	4.25 ± 0.72
Median (IQR)	4.0 (4.0 – 4.0)
Biopsy
Grade
I	5	25.0
II	13	65.0
III	2	10.0
Stage
Stage II	2	10.0
Stage III	18	90.0
Total Lymph nodes (Figure 2)
Min. – Max.	13.0 – 30.0
Mean ± SD.	20.65 ± 4.45
Median (IQR)	21.0 (18.0 – 23.5)
Involved lymph nodes (Figure 2)
Min. – Max.	0.0 – 28.0
Mean ± SD.	16.25 ± 8.82
Median (IQR)	19.0 (11.50 – 22.50)
Post-operative continence assessment
Wexner score
Not done	13	65.0
Done for Intersphincteric resection	7	35.0
Min. – Max.	0.0 – 6.0
Mean ± SD.	3.0 ± 1.91
Median (IQR)	3.0 (2.0 – 4.0)
Manometric studies	4	20.0
EMG	7	35.0

Figure 3. Correlation between total lymph nodes with involved lymph nodes.