Renal tenderness

Introduction The angle between the lateral edge of the erector spinae and the 12th rib is called the kidney area. Nephritis or kidney stones can cause tenderness in this area. Normal people only have discomfort or a slight pain when they press the right lower kidney. There is a large diagnostic value in the tenderness of the kidney area. There are three places of tenderness: one is the upper ureteral tender point, and the deep umbilicus of the rectus abdominis is deep pressed by the finger. The tenderness is positive, often suggesting that the renal pelvis or the upper ureter has lesions; The second is the middle ureteral tenderness point, with the fingers deep pressure at the intersection of the outer rectus abdominis and the anterior superior iliac spine, the obvious tenderness, often suggesting that the side of the ureter has lesions; the third is the ridge rib angle tender point, with fingers Heavy pressure on the patient's back spine 12 floating rib joint angle, if there is obvious tenderness, often suggesting kidney or renal pelvis lesions.

Cause

The causes of pain in the kidney area are as follows:

1. Waist pain: The patient feels pain in the waist and kidney area, and can be on one side or both sides. Most of the pain is longer, and it can be aggravated or alleviated by activities or rest.

2, kidney area tenderness: normal people only under pressure when the right kidney is under the pole, there will be discomfort or a little painful feeling.

3, kidney area pain: kidney area pain positive often suggest that the kidney including the surrounding tissue of the kidney inflammation, kidney tuberculosis, hydronephrosis, stone tumors and so on.

an examination

Related inspection

Organography, ultrasound, kidney ultrasound, bladder sputum, urine inclusion, catecholamine

Kidney pain can be asymptomatic in the early stage. The primary infection may have been neglected. Later, there is renal pain, sudden onset, accompanied by chills, high fever, poor appetite and other bacteremia or toxemia. On one side, renal pain, tenderness, tenderness and tenderness may occur, and sometimes the back pain may be affected by low back pain, and the swollen kidney may be touched, and the waist muscles are tight.

Regarding the diagnosis of renal pain, there is a history of infection, such as respiratory infections, sputum, abscesses, wounds, etc. High fever, chills, bacteremia, low back pain, lumbar tenderness, snoring pain, and can touch the enlarged kidney, supplemented by hematuria examination, B-mode ultrasound and CT examination can be diagnosed.

At the same time, related auxiliary examination can also help patients to diagnose, such as increased leukocytosis lobular nucleated cells, blood bacterial culture can be positive; urine can have pus cells, urine culture has bacterial growth, urinary sediment smear stain can be found bacterial.

Differential diagnosis

It should be identified as pain caused by kidney disease or pain caused by lumbar disease.

The angle between the lateral edge of the erector spinae and the 12th rib is called the kidney area, where it can be diagnosed when it is stressed.

Regarding the diagnosis of renal pain, there is a history of infection, such as respiratory infections, sputum, abscesses, wounds, etc. High fever, chills, bacteremia, low back pain, lumbar tenderness, snoring pain, and can touch the swollen kidney, supplemented by hematuria examination, B-mode ultrasound and CT examination can be diagnosed, abdominal X-ray film shows kidney enlargement Large, renal shadow blurred; intravenous urography showed compression of the renal pelvis in the lesion; B-ultrasound showed irregular abscess contour, abscess was hypoechoic area, CT kidney scan showed a round no-blood zone, CT value was between Between the cyst and the tumor.

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