case_images: PMC6280595_01
case_images: (A): Standing view showing the mass extending down the natal cleft (B): left lateral position showing a huge mass over the lower back and upper buttocks with skin excoriations.
case_images: gr1.jpg
case_images: PMC6280595_01_gr1.jpg
case_images: fig0005
case_images: Inspection showed a huge smooth rounded mass (20 x 20 cm) extending down the lower end of the natal cleft hanging over buttocks as shown in Fig. 1(A and B).
case_images: (A): MRI of the pelvis showing cyst filled with faint calcifications with clear margins except over the lower coccyx compressing the pelvic structures anteriorly and superiorly. (B): MRI showing dimensions of the cyst and relations with pelvic structures.
case_images: gr2.jpg
case_images: PMC6280595_01_gr2.jpg
case_images: fig0010
case_images: The mass was filling the presacral space, extending up the pelvis and down posterior to the rectum and anal canal compressing both and the urinary bladder with a huge extra corporal extension Fig. 2(A and B).
case_images: Cyst on table showing its dimensions after complete excision.
case_images: gr3.jpg
case_images: PMC6280595_01_gr3.jpg
case_images: fig0015
case_images: Lower back and buttocks three months after surgery.
case_images: gr4.jpg
case_images: PMC6280595_01_gr4.jpg
case_images: fig0020
case_images: The patient had smooth recovery with nice wound healing and cosmetic appearance (Fig. 4).