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Khan                                                                                                                                                     Volume difference management in asymmetrical breasts

           Table 4: Comparison of average size implants used in   Table 5: Comparative analysis and relative distribution
           symmetrical breasts with ptosis and that of average   of different size implants used in asymmetrical breasts
           size implants used in asymmetrical breasts requiring   with ptosis (group B1 and B2)
           mastopexy with different size implants with same                    Larger implant used on
           volume tissue reduction (group B)                                                          P value
                                                                              Right (mL)   Left (mL)
                     Symmetrical breasts   Asymmetrical   P   Group B1 (n = 7)   334 ± 52.2  270 ± 42.7  0.027
                     with ptosis (n = 117) breasts with ptosis  value  Group B2 (n = 13)  297 ± 82.1  377 ± 102.4  0.037
                                     Average size of implants
                                      used on right (n = 20)
           Range (mL)     170-800         200-495             Statistical analysis was significant on two sides (P =
           Mean ± SD     302 ± 87.1       314 ± 75.1   0.563  0.001) [Table 6].
                      Same size implants  Average size of implants
                         (n = 117)     used on left (n = 20)
           Range (mL)     170-800         200-615             DISCUSSION
           Mean ± SD     302 ± 87.1       339 ± 99.7   0.088
                                                              Chest and breast asymmetries are very common and
           from one of the two sides for breast volume asymmetry   its prevalence has been reported in retrospective and
                                                                                 [1-4]
           correction (> 20 g). Mean tissue excised from right   prospective studies.    The reported incidence  of
           side was 114.0 ± 172.1 g as compared to 124.0 ±    prospective clinical examination showed volume and
           107.8 g on the left. There was no statistical difference   nipple  areolar level difference of 46.6% and 32.6%
                                                                                                            [4]
           between  the  tissues  removed  from  two  sides  (P  =   respectively and were significantly noticeable on left.
           0.835) [Figures 3 and 4].                          Chest and  breast asymmetries  were  also  noted  in
                                                              88% of patients  and a combination  of manual and
                                                                            [3]
           The  group  was  further  subdivided  in  C1  and  C2.   3D photography showed 81.7% soft tissue volumetric
           Subgroup C1 included 7 patients who had larger     differences and when these soft  differences were
           breasts on right side and had more tissue removed   combined  with chest bony asymmetries, incidences
                                                                                          [5]
           from their right side (> 20 g). Mean weight of tissue   of asymmetry rose to 100%.  Another  commonly
           excised from the right side was 276.0 ± 265.9 g as   overlooked asymmetry is asymmetrically placed nipple
                                                                                             [6]
           compared to 181.0 ±185.8 g on left side. There was   areolar complex in horizontal axis.  However none of
           no statistical difference on the breast tissue removed   the above studies gave  details  of volume  difference
           from  two  sides  in  this  group  (P  =  0.530).  Subgroup   management. [3-6]
           C2 included 11 patients who had larger breast on left
           and more tissue excised from left side. In this group   Augmentation mammoplasty when performed alone or
           mean weight of the tissue removed from left side was   as a single stage breast augmentation with mastopexy
           105.0 ± 44.6 g as compared to 49.0 ± 24.5 g on right.   has shown an acceptable results. [7-9]  However,

            A                                B                                C












            D                                E                                F













           Figure 2: (A-C) A 25-year-old patient with class B and A ptosis on her right and left side respectively along with breast asymmetry; (D-F) 8
           months following single stage right vertical scar mastopexy with 35 g tissue resection from her right side. She had 260 mL round textured
           moderate profile implants bilaterally
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