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Zhang Lu
Obstetrics
About me
Graduated from the 7-year program in Clinical Medicine at Shandong University School of Medicine.
Proficient in diseases
Common obstetric diseases and various difficult miscellaneous diseases. For example, pre-eclampsia, gestational diabetes, fetal abnormalities, placental implantation, complications of twin pregnancies, gynecologic malignant tumors. Working at Qilu Hospital of Shandong University, a national key discipline.
Voices
Why does a chocolate cyst cause infertility?
Chocolate cysts, also known as ovarian endometriomas, are a manifestation of endometriosis. Generally, it refers to the implantation of endometrial tissue on the ovaries, causing local infiltration and invasion, leading to cysts. Because the fluid inside the cyst resembles chocolate, they are called chocolate cysts. Chocolate cysts may cause infertility, for the following reasons: First, chocolate cysts can affect the function of the ovaries, causing ovulatory disorders and ovarian dysfunction. The secretion of estrogen and progesterone is relatively low, and these factors can lead to infertility. Second, chocolate cysts can cause adhesions within the pelvic cavity, affecting the egg-picking function of the fallopian tubes. This factor can also lead to female infertility.
Does an ectopic pregnancy cause breast tenderness in the early stages?
Ectopic pregnancy, as the name implies, refers to the implantation of the gestational sac outside the uterine cavity, with common implantation sites including the fallopian tubes, ovaries, and the pelvic abdomen. Although an ectopic pregnancy is a pathological condition, it still falls within the category of pregnancy. Therefore, the common early pregnancy symptoms, such as those seen in early pregnancy, still occur in ectopic pregnancies. Whether it's an intrauterine pregnancy or an ectopic pregnancy, breast pain during early pregnancy is common in most cases, primarily due to increased levels of estrogen and progesterone in women during early pregnancy. This leads to stimulation of the mammary glands and the proliferation of some mammary ducts, resulting in breast pain, which is normal. However, since the hormone levels in women with ectopic pregnancies are relatively lower, the sensation of breast pain is less than that in normal intrauterine pregnancies.
Premature birth is what it means.
Preterm birth refers to giving birth before full-term pregnancy, defined as delivery occurring between 28 and 36 weeks plus 6 days of gestation. Corresponding conditions are miscarriage and full-term delivery: before 28 weeks is termed a miscarriage, while delivery after 37 weeks is termed full-term birth. Because preterm infants already possess certain vital functions, most can survive with appropriate emergency intervention and treatment. However, the risks associated with preterm birth are relatively high and depend on the specific causes of prematurity. Some premature births are due to premature rupture of membranes, while others are medically induced, for example in cases of abruptio placentae or severe preeclampsia. Therefore, it is crucial in clinical practice to provide rational treatment for preterm labor, aiming to extend the duration of pregnancy as much as possible to avoid neonatal death.
Can premature rupture of membranes at 14 weeks heal?
Premature rupture of membranes refers to the rupture of the amniotic sac before labor, causing intermittent discharge of amniotic fluid. Premature rupture of membranes can occur at any stage of pregnancy, and it is generally believed in clinical practice that it is more likely to occur in the mid to late stages of pregnancy. The probability of occurrence before 20 weeks of pregnancy is relatively low. If premature rupture of membranes occurs at 14 weeks of pregnancy, once diagnosed, it is irreversible as there is currently no method to cure it. For 14-week premature rupture of membranes, an ultrasound, vaginal examination, and pH paper test should first be conducted to confirm whether it is indeed a premature rupture of membranes. If it is confirmed as a premature rupture of membranes, then the only option is to terminate the pregnancy; if it is not, the pregnancy can be continued.
Is there a difference between gestational diabetes and regular diabetes?
Gestational diabetes and common diabetes, although both types of diabetes, have significant differences between them. First, gestational diabetes is a disease specifically occurring during pregnancy and often only appears during the gestational period. After pregnancy, the majority of women will revert to a normal blood sugar state, so the main focus for gestational diabetes is on screening and intervention during pregnancy; Second, common diabetes is a chronic disease that accompanies an individual throughout their life, requiring long-term management of blood sugar through various methods. Therefore, the main difference between the two lies in the duration of the disease. Pregnant women with common diabetes, if they become pregnant, are referred to as having diabetes compounded by pregnancy, which also requires strict blood sugar management, but its mechanism of occurrence and principles of treatment differ from those of gestational diabetes.
Will swollen feet during pregnancy lead to premature birth?
Swelling of the feet is a common clinical symptom after pregnancy, but generally, foot swelling is not directly related to preterm birth. However, sometimes, if pathological factors cause foot swelling, it may lead to preterm birth. The most common cause of foot swelling during pregnancy is the increased size of the uterus compressing the veins and arteries in the pelvis, causing obstruction of venous return, which leads to swelling of the feet. However, this is a physiological change and does not cause preterm birth. Pathological factors, such as hypertension during pregnancy or renal diseases during pregnancy, might cause generalized edema. If the condition is severe, medical intervention for medically induced preterm birth may be required. However, it is the primary disease that causes preterm birth, not the swelling of the feet.
Postpartum depression should seek what clinic?
Postpartum depression is relatively common in clinical practice and can severely harm women's health. If not intervened in time, it can lead to serious pathological changes in the mother, and in severe cases, lead to grave consequences. Mothers suspected of having postpartum depression should seek medical attention promptly, with the most common department being the psychiatric outpatient clinic. Although postpartum depression is related to childbirth, general obstetric outpatient clinics are not particularly specialized in treating depression. Consultations with specialized psychiatric or psychological doctors should be sought to determine the presence of postpartum depression. If confirmed, psychological counseling should be provided, along with pharmacological treatment. Without examination and treatment, there might be incidences of self-harm in pregnant women.
Can you have sexual intercourse with an ectopic pregnancy?
Ectopic pregnancy refers to the embryo implanting outside the uterine cavity, with the vast majority being tubal pregnancies. Generally, intercourse is not recommended during an ectopic pregnancy. Firstly, during the treatment of an ectopic pregnancy, intercourse is inappropriate. If sexual activity occurs during an ectopic pregnancy, the movements are often too vigorous, and the emotions too intense, which is not conducive to the recovery of the body from an ectopic pregnancy. Moreover, it can easily stimulate the rupture of the ectopic mass, potentially leading to substantial intra-abdominal bleeding. Secondly, even after successful treatment of an ectopic pregnancy, such as post-surgery, it is also advised not to engage in sexual intercourse in the short term. This is because the body is generally weaker after ectopic pregnancy treatment and needs some time to recover before engaging in intercourse. It is generally recommended to wait until about a month after an ectopic pregnancy treatment, or until a menstrual cycle has passed, before engaging in sexual intercourse. However, it is crucial to use contraception during intercourse, as it is advised not to get pregnant again shortly after an ectopic pregnancy. Typically, it is recommended to consider pregnancy again after six months.
Symptoms of Postpartum Hemorrhage
Postpartum hemorrhage is the leading cause of death in pregnant women. The symptoms of postpartum hemorrhage include the following aspects: First, it initially presents as significant vaginal bleeding, where the bleeding may exceed 500 milliliters in a short period or 800-1000 milliliters within 24 hours, predominantly featuring fresh blood. Second, there can be abdominal pain or other symptoms caused by the underlying etiology, such as postpartum hemorrhage due to soft birth canal injuries, which can manifest as tears in the vagina or cervix. Third, there can be signs of shock, such as confusion, lowered blood pressure, and an increased heart rate, all of which are symptoms used to diagnose postpartum hemorrhage.
Ectopic pregnancy starts to cause abdominal pain at how many weeks?
Ectopic pregnancy refers to the implantation of the gestational sac outside the uterus, with over 95% of ectopic pregnancies being tubal pregnancies. Symptoms of ectopic pregnancy include lower abdominal pain, vaginal spotting, and shock. In many cases, there are no obvious clinical symptoms in the early stages of an ectopic pregnancy. This is because the gestational sac is relatively small, causing less irritation locally and not leading to significant abdominal pain. However, if the ectopic pregnancy grows significantly, it can irritate the fallopian tube and also stimulate the peritoneum, causing abdominal pain. Around five weeks, significant pain can be felt, but as the pregnancy progresses, this pain can increase in severity and may lead to rupture of the tubal pregnancy, causing hemorrhagic shock, which then necessitates emergency medical intervention.