One patient required surgical stabilization for the spine
as subsequent mechanical instability developed inspite of
successful drainage of abscess. No major complications
were noted. The average time taken for the procedure was
23.88 minutes. Complication was noted in one patient
[Table 2]. Multiple attempts were needed in two patients.
Persistent discharge was present in one patient for 2 weeks
after the removal of the drain. Drain‑related complications
were found in three patients in the form of blocked
catheter (n = 2) and catheter pull out on fourth day (n = 1).
Ultrasound was done in these three patients. One patient still
had significant collection and was managed with withdrawal
of the catheter by one inch which resulted in free flow of
pus. Other two had only small residual collection.