When the entrance, middle and exit planes of the pelvis are narrowed, it is called homogeneous stenosis. There are three types of stenosis: (1) female pelvis, but the diameter of each plane is less than the normal value of 1 to 3 cm; (2) simple flat pelvis, but the anterior and posterior diameters of all three planes are shortened; (3) ape-like pelvis, in which the transverse diameters of all three planes are small. It is a symptom of abnormal obstructed labor in the bony birth canal. So what are the examination items of even small stenosis? The following will be introduced for you. First, general physical examination: women with short stature, less than 145cm, are more likely to have small pelvic stenosis. Those who have a thick physique, short neck and masculine skeleton tend to affect the size of the pelvic cavity not only because of their thick bones, but also easily accompanied by funnel-shaped stenosis. The unequal length of both lower limbs can lead to pelvic deformity. Other auxiliary examinations: 1) X-ray pelvic measurement 2) Ultrasound pelvic measurement 3) Computed tomography (CT) pelvic measurement 4) Magnetic resonance imaging (MRI) pelvic measurement Patients are advised to actively treat the original disease and to use medication under the guidance of a doctor: if the medication is not right, it may aggravate the condition. At the same time to enhance immunity, to exercise regularly to enhance physical fitness; to ensure adequate sleep, eat more vitamin-rich food, to learn to regulate their emotions, when the mood is happy immunity will be enhanced.