(1) Under fluoroscopic control a lower polar calix was punctured with 18 G sheathed needle; a guide wire was introduced through the sheet.
(2) Intravenous urography reveals the presence of a persistent lacuna in a calix or of the pelvis, radiologic evidence of the abnormal papilla.
(3) The indications for percutaneous removal of calculi in caliceal diverticula depend on two aspects: it should be possible to puncture the caliceal diverticula via by a short parenchymal route coaxial to the axis of the calix and, if the intercostal approach is used, a pleural lesion must be excluded.
(4) These anatomical data confirm that the dorsal calix is the route of choice in the percutaneous approach to the kidney.
(5) In their number parenchyma-avoiding fistulization of the kidney through the renal pelvis, erroneous choice of a calix to be punctured which resulted in the acute angle position of the canal axis to the calculus thus making its removal impossible or inconvenient; supermedial access to the kidney and transparent puncturing of the calices increasing surgery-related traumatism and the risk for hemorrhages.
(6) Especially, calix showed a clearer contrast than those obtained with Urografin.
(7) With this method in 24 cases we have dislocated 9 pelvic-stones, 13 calix-stones and 3 upper ureteral stones which could not remove themselves.
(8) Extreme lipophilicity of the receptor molecules is therefore required: calix crown ethers and calixspherands meet these requirements.
(9) The obstruction developed following removal of the nephrostomy tube at the infundibular outlet to the calix where the tube had resided.
(10) Percutaneous electroresection of the tumor was performed after puncture of an inferior (3 patients) or middle (1) calix and dilation of the nephrostomy tract up to 30F.
(11) Calix afferent fibers generate depolarizing DC (direct current) and superimposed AC (alternating current) potentials in response to a vibrating stimulation of the hair bundle in an isolated preparation of a chicken semicircular canal ampulla.
(12) The renal pelvis is the most common site, but the lesion can be localized, even if rarely, in a calix or in the ureter.
(13) The stone-free rate was dependent on the site of the stone, with the majority of residual fragments lying in a lower pole calix.
(14) The diagnosis of tuberculosis was confirmed by epididymal biopsy, by intravenous urography which revealed a cavity in a left superior calix and above all by the presence of Mycobacterium tuberculosis at bacteriological urine examination.
(15) Stenting failed in 4 patients and in 1 patient caused rupture of a calix.
(16) A new application with the rigid ureteropyeloscope was used to remove a ureteral stone that had migrated into a lower renal calix.
(17) The axis of the dorsal calix follows the avascular line and passes to the lateral border of the paravertebral muscles, avoiding the left and right colon.
(18) Of 170 patients who underwent percutaneous nephrostolithotomy, 61 had stones located in a calix.
(19) The radiological study is the basis of the diagnosis, when the diverticular cavity is refilled late, when the contrast of the same is drained slowly and when there is a communication with the pelvis or calix, hence the importance of the late plates.
(20) The lower calix is responsible for a significant number of kidneys with residual stone fragments after extracorporeal shock wave lithotripsy (ESWL*).
Calyx
Definition:
(n.) The covering of a flower. See Flower.
(n.) A cuplike division of the pelvis of the kidney, which surrounds one or more of the renal papillae.
Example Sentences:
(1) These results, together with information from the amino acid sequences, infer that the native carotenoid, astaxanthin, is bound to each apoprotein within an internal hydrophobic pocket, or calyx.
(2) The involved calyx is punctured directly and dilatation performed to the stone without negotiating a wire into the renal pelvis.
(3) The host cannot encapsulate the parasitoid egg owing to the suppressive effect of the polydnavirus-laden calyx fluid injected by the female parasitoid during oviposition.
(4) A small population of nonadrenergic, VIPI nerves innervates the renal calyx.
(5) Flexible ureterorenoscopy is valuable for diagnosis of filling defects in the lower calyx and for treatment of stones in the upper and middle ureter.
(6) A sparse plexus of VIPI nerves innervates the rat renal calyx.
(7) Two antimicrobial fractions were obtained from the sponge Calyx podatypa from the Bahamas.
(8) The optimum photographing time was 15 minutes in the upper urinary tract (nephrogram, calyx, pelvis, upper ureter) and 20 minutes in the lower urinary tract (lower ureter, urinary bladder).
(9) It could be shown that nucleus and calyx may have a monomineral as well as a polymineral structure.
(10) A dense plexus of SPI nerves innervates the rat renal calyx.
(11) For example, in the cerebellum it recognizes myelinated axons and the calyx formed by basket cell axon collaterals.
(12) The smooth muscle and myofibroblast-like cells presumably assist expression of urine from the papilla and calyx, and possibly participate as pacemakers for the urinary tract.
(13) From September 1988 to April 1989, 400 patients with stones in the calyx (40%), in the renal pelvis (45%), in the ureter (15%) and with staghorn calculi (5%) underwent shock wave treatment.
(14) The rhabdom of isolated small photoreceptors is surrounded by a calyx originating from the soma, so that it appears to be located internally.
(15) The vestibular sensory epithelia contain two main types of hair cell innervation; bouton-innervated hair cells and calyceal hair cells characterized by a surrounding nerve calyx.
(16) The importance of selective arteriography and the interpretation of the "naked calyx" sign in the diagnosis of supernumerary renal arteries has been emphasized.
(17) If a fine deformity of calyx is shown on intravenous pyelogram, magnetic resonance imaging demonstrates renal scarring.
(18) Proper placement of the percutaneous nephrostomy tract through a posterior middle calyx and of a guidewire across the ureteropelvic junction is necessary in order to gain access to the narrowed area with a rigid cutting instrument.
(19) Subsequent to the elaboration of the activation calyx, the contents of cortical granules are released (cortical reaction) into the perivitelline space.
(20) Surrounding baculovirus occlusion bodies is an electron-dense layer reported to be composed of carbohydrate which we term calyx.