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Table 1 Baseline information and surgical data

From: Clinical experience with the treatment of retroperitoneal vascular leiomyosarcoma originating from large veins

Item

Case 1

Case 2

Case 3

Case 4

Age

33

61

57

55

Sex

Female

Male

Female

Male

Main symptom

Abdominal pain, palpitation, headache

None

None

None

Past history

None

HTN, Hyperlipidemia

HTN

HTN

Renal and adrenal hormone tests

Normal

Normal

Normal

Normal

Size (cm)

7.2

4.2

7.7

10.7

Tumor thrombus

No

No

3 cm in IVC

7 cm in IVC

ASA

2

2

2

2

Approach

Retroperitoneal laparoscopic

Retroperitoneal laparoscopic (Conversion to open)

Retroperitoneal laparoscopic

Open

Operation time (min)

467

224

373

256

Blood loss (ml)

300

200

1500

800

Blood transfusion

800 ml RBC

0

2000 ml RBC

1400 ml Plasma

800 ml RBC

Postoperative diagnosis

IVC LMS (Middle)

RV LMS (Right)

IVC LMS (Middle)

IVC (Middle) + RV (Right) LMS

Resection margin

Negative

Negative

Negative

Negative

Tumor grading (FNCLCC)

G1

G2

G1

G2

Post-operative complication

Bleeding

None

None

None

 Clavein-Dindo grading

2

–

–

–

Follow-up

16 M, AWR

16 M, AOD

13 M, AOD

21 M, AOD

  1. HTN Hypertension, IVC Inferior vena cava, RV Renal vein, LMS Leiomyosarcoma, AWR Alive with recurrence, AOD Alive without disease