Contraindications Of Renal Puncture Needle:

Renal puncture is a traumatic examination, so it is necessary not only to master the adaptive signs, but also to carefully exclude the contraindications.

Absolute contraindications: ① obvious bleeding tendency, ② severe hypertension, ③ mental illness or uncooperative operator, ④ isolated kidney, ⑤ small kidney.

(2) Relative contraindications: ① Active pyelonephritis, renal tuberculosis, hydronephrosis or pus, renal abscess or perirenal abscess. ② Renal tumor or renal aneurysm. ③ Polycystic kidney or large renal cyst. The kidney position is too high (deep inspiratory lower pole of the kidney is not up to twelve ribs) or kidney migration. ⑤ Chronic renal failure. ⑥ Obesity. ⑦ Severe ascites. ⑧ Heart failure, severe anemia, hypovolemia, pregnancy or old age.

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