Patient
Age (years)
Histology
Stage
Surgery
Radiotherapy
Adjuvant chemotherapy
Pt 1
58
IDC
T2 N1
Radical mastectomy
No
CMF
Pt 2
54
ILC
T2N3
Quadrantectomy
Yes
Refused
Pt 3
55
ILC
T2 N1 M1 (bone)
Radical mastectomy
No
CMF
Pt 4
77
IDC
T2 N1
Radical mastectomy
No
Refused
Pt 5
53
IDC
T1 N0
Radical mastectomy
No
None
Pt 6
70
ILC
T2N1
Radical mastectomy
Yes
CMF+ H-Th
Pt 7
63
ILC
T2 N0
Radical mastectomy
No
H-Th
Table 9.2
Immunohistochemical panel findings in the seven patients at primary diagnosis and at peritoneal relapse
Patient | BRCA carrier Status | ER PR HER-2 | WT1 | GCDFP-15 | CK7 CK20 Ca-125 | ||||
---|---|---|---|---|---|---|---|---|---|
Primary | Relapse | Primary | Relapse | Primary | Relapse | Primary | Relapse | ||
Pt 1 | Neg | + | +++ | Neg | Neg | Neg | + | Pos | Pos |
+ | Neg | Neg | Neg | ||||||
Neg | Neg | Pos | Neg | ||||||
Pt 2 | Neg | + | + | Neg | Neg | Neg | + | Pos | Pos |
Neg | Neg | Pos | Neg | ||||||
+ | ++ | Neg | Neg | ||||||
Pt 3 | Neg | + | ++ | Neg | Neg | Neg | ++ | Pos | Pos |
Neg | Neg | Neg | Neg | ||||||
Neg | ++ | Pos | Neg | ||||||
Pt 4 | Neg | Neg | Neg | Neg | Neg | Neg | ++ | Pos | Pos |
Neg | Neg | Neg | Neg | ||||||
Neg | Neg | Neg | Neg | ||||||
Pt 5 | Neg | Neg | ++ | Neg | Neg | Neg | +++ | Pos | Pos |
Neg | + | Neg | Neg | ||||||
Neg | Neg | Neg | Neg | ||||||
Pt 6 | Neg | ++ | ++ | Neg | Neg | Neg | ++ | Pos | Pos |
+ | + | Neg | Neg | ||||||
+ | + | Neg | Neg | ||||||
Pt 7 | Neg | +++ | ++ | Neg | Neg | Neg | +++ | Pos | Pos |
+++ | ++ | Pos | Pos | ||||||
Neg | Neg | Neg | Neg |
None of the patients were breast cancer gene (BRCA) mutation carriers, and all patients’ tumors tested negative for WT1 and Ca-125 and positive for GCDFP-15. Surgical-related morbidity and mortality are shown in Table 9.3. After receiving HIPEC, one patient experienced a transient grade II cisplatin renal toxicity reversed by medical treatment and one patient a moderate pancreatitis requiring medical treatment. The mean PCI was 19 (range 15–24). Long-term survival is reported in Table 9.4. Of the seven patients, four are presently alive and disease-free at 11, 58, 117, and 135 months.
Table 9.3
Perioperative data
Patient | Postoperative stay (days) | Length of procedure (min) | Blood loss (cc) | ICU stay (h) | Morbidity (grade, type) Clavien-Dindo [20] |
---|---|---|---|---|---|
Pt 1 | 16 | 220 | 1,300 | 18 | II, wound infection |
Pt 2 | 24 | 230 | 2,000 | 18 | − |
Pt 3 | 20 | 200 | 1,100 | 12 | IVa, TIA |
Pt 4 | 21 | 210 | 1,400 | 24 | II, pleural effusion, wound infection |
Pt 5 | 11 | 190 | 600 | 12 | − |
Pt 6 | 14 | 200 | 700 | 15 | III-b, anastomotic leakage |
Pt 7 | 13 | 180 | 400 | 17 | II, anemia |
Mean | 17.0 | 205 | 1,100 | 16.6 | − |
Table 9.4
Cytoreduction and HIPEC in patients with PM from BC – survival and QOL
Patient | Years after breast cancer | Surgery | PCI | CC | Survival (months) | QOL (3 months) |
---|---|---|---|---|---|---|
Pt 1 | 11 | PP + total colectomy greater omentectomy | 15 | 0 | Alive DF, 135 | 8.1 |
Pt 2 | 30 | PP + small bowel resection, greater omentectomy, splenectomy appendectomy | 22 | 1 | Alive DF, 117 | 7.4 |
Pt 3 | 21 | PP + right colectomy, small bowel resection, greater omentectomy | 22 | 2 | Dead, 56 for disease progression | 5.3 |
Pt 4 | 14 | PP +, greater omentectomy, splenectomy, appendectomy | 24 | 1 | Dead, 63 for disease progression | 6.7 |
Pt 5 | 18 | Hysteroadnexectomy, greater omentectomy, appendectomy | 18 | 0 | Alive DF, 58 | 7.8 |
Pt 6
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