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. 2023 Oct 23;45:102258. doi: 10.1016/j.jcot.2023.102258

Table 4.

Analysis of recurrence rate according to procedure.

Recurrence rate Data analysis Explanation
Simple aspiration 77 %
  • (1)

    In group A, we had 8 cases that underwent prior aspiration somewhere else.

  • (2)

    In group B, 5 cases underwent aspiration. Among them, 2 had no follow-up data, 1 had no recurrence at 1-year follow-up, 1 had no improvement and clinical recurrence at five months follow up, and 1 had recurrence at 6 months.

Hence, 10 recurrences in 13 cases = 77 %
It is observed repeatedly that aspiration of the ganglionic cyst is associated with a high recurrence rate, and it also has a scientifically plausible explanation. So to make the calculation more realistic, we included 8 cases from group A in the equation (as a recurrent and presenting case both). We also excluded 2 cases from group B as they either lacked follow-up data or were managed with Radiofrequency ablation along with aspiration.
Complete excision 56 % In group A, we had 29 cases that underwent prior complete excision somewhere else. Nine cases show recurrence even after complete excision. Hence, 50 recurrences in 89 cases. We included 29 cases in our recurrence rate calculation same as above.
Complete excision + Recurrent articular branch neurectomy 11.5 % In group A, we had 6 extra neural recurrent cases operated earlier for intraneural ganglion cysts. Hence, 6 recurrence cases in 52 cases. This method has 0 % recurrence for intraneural ganglion cysts, but the risk of extraneural ganglion cyst after excision of the intraneural cyst is 11.5 %.