Menstruation delayed a week urine test showed no pregnancy

Menstruation delay a week urine test shows no pregnancy is generally caused by the limitations of the examination, mental and psychological factors, endocrine disorders and other reasons. 1, the limitations of the examination urine test pregnancy detection has certain limitations. Although urine test is a commonly used detection method, but its accuracy is not 100%. False negative results may be caused by factors such as premature detection time, contaminated urine samples, and irregular operations. 2. Mental and psychological factors are in bad emotions such as tension, anxiety, and depression for a long time, and may affect menstrual cycles through neuroendocrine systems. 3. Endocrine disorders such as excessive stress, irregular lifestyle, excessive dieting or rapid weight changes may affect women's endocrine system, which may cause changes in menstrual cycle. If menstruation is delayed for a week and urine test does not show pregnancy, it is recommended to keep observation and adjust lifestyle, such as regular schedule, stress reduction, reasonable diet, etc. If menstruation is still not coming for a long time, you should seek medical attention in time for further examinations, such as blood testing, ultrasound examination, etc., to clarify the cause, and carry out corresponding treatment and conditioning under the guidance of a doctor.