Achalasia treatment involves the removal of obstructions caused because the lower oesophageal sphincter muscle
fails to relax.
 Children with ARM have variable degrees of striated muscle development from near-normal muscles to complete absence of the sphincter muscle
.  The sphincter muscle
complex is best seen on axial images at the level of the symphysis pubis and below.
In sweet form, it's a heartburn trigger, relaxing the sphincter muscle
between the stomach and esophagus.
The partially cut sphincter is more responsive to balloon stretching, and destruction of the remaining sphincter muscle
takes less time.
This was performed by a special sphinctometer system (Promedico, Germany, Version 1.51); the device allows quick and precise measurements of the anal sphincter muscle
tone during relaxation and squeezing condition.
That break causes the internal sphincter muscle
to go into spasm, temporarily choking off blood supply to the area of the fissure.
a) They bind to effector sites in the iris sphincter muscle
preventing the action of acetylcholine
The levator palpebrae superioris, pupillary sphincter muscle
, and four extraocular muscles (the superior rectus, inferior rectus, medial rectus, and inferior oblique muscles) are innervated by the oculomotor nerve.
Bizarrely, having Botox injected into her sphincter muscle
, which is part of the bladder, meant she could urinate for three months, the only time the 27-year-old has been able to do so since 2015.
"In the other, the detrusor muscle is underactive." In both types, the bladder fills to capacity, and the sphincter muscle
is unable to prevent overflow.
Dr Roshan Ara Kazi informed that if a significant amount of the sphincter muscle
must be cut, the surgery might be performed in more than one stage.
The anal fistula plug poses a lower risk of postoperative impairment of sphincter muscle
function and other postoperative complications than the cutting setons and transanal mucosal advancement flap.