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Question 1
Incorrect
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A 25-year-old woman had blood tests taken at her 12-week booking appointment with the midwife. This is her first pregnancy and she has no significant medical history. The results of her full blood count (FBC) are as follows:
- Hb: 110 g/L (normal range for females: 115-160 g/L)
- Platelets: 340 x 10^9/L (normal range: 150-400 x 10^9/L)
- WBC: 7.2 x 10^9/L (normal range: 4.0-11.0 x 10^9/L)
What would be the most appropriate course of action based on these results?Your Answer: Recheck FBC in four weeks time
Correct Answer: Start oral iron replacement therapy
Explanation:To determine if iron supplementation is necessary, a cut-off of 110 g/L should be applied during the first trimester.
During pregnancy, women are checked for anaemia twice – once at the initial booking visit (usually around 8-10 weeks) and again at 28 weeks. The National Institute for Health and Care Excellence (NICE) has set specific cut-off levels to determine if a pregnant woman requires oral iron therapy. These levels are less than 110 g/L in the first trimester, less than 105 g/L in the second and third trimesters, and less than 100 g/L postpartum.
If a woman’s iron levels fall below these cut-offs, she will be prescribed oral ferrous sulfate or ferrous fumarate. It is important to continue this treatment for at least three months after the iron deficiency has been corrected to allow the body to replenish its iron stores. By following these guidelines, healthcare professionals can help ensure that pregnant women receive the appropriate care to prevent and manage anaemia during pregnancy.
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This question is part of the following fields:
- Obstetrics
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Question 2
Incorrect
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A woman who is 34 weeks pregnant is being assessed for her first pregnancy. Her baby is currently in a breech presentation. What is the best course of action for management?
Your Answer: Reassure mother baby will most likely turn to a cephalic presentation prior to delivery
Correct Answer: Refer for external cephalic version
Explanation:Breech presentation occurs when the caudal end of the fetus is in the lower segment, and it is more common at 28 weeks than near term. Risk factors include uterine malformations, placenta praevia, and fetal abnormalities. Management options include spontaneous turning, external cephalic version (ECV), planned caesarean section, or vaginal delivery. The RCOG recommends informing women that planned caesarean section reduces perinatal mortality and early neonatal morbidity, but there is no evidence that the long-term health of babies is influenced by how they are born. ECV is contraindicated in certain cases, such as where caesarean delivery is required or there is an abnormal cardiotocography.
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This question is part of the following fields:
- Obstetrics
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Question 3
Incorrect
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A 28-year-old woman comes in for her 6-week postpartum check-up. She did not breastfeed and had a normal delivery. She wants to begin using contraception but is worried about any potential delay in her ability to conceive again within the next 1-2 years. What factor is most likely to cause a delay in her return to normal fertility?
Your Answer:
Correct Answer: Progesterone only injectable contraception
Explanation:Injectable Contraceptives: Depo Provera
Injectable contraceptives are a popular form of birth control in the UK, with Depo Provera being the main option available. This contraceptive contains 150 mg of medroxyprogesterone acetate and is administered via intramuscular injection every 12 weeks. It can be given up to 14 weeks after the last dose without the need for extra precautions. The primary method of action is by inhibiting ovulation, while secondary effects include cervical mucous thickening and endometrial thinning.
However, there are some disadvantages to using Depo Provera. Once the injection is given, it cannot be reversed, and there may be a delayed return to fertility of up to 12 months. Adverse effects may include irregular bleeding and weight gain, and there is a potential increased risk of osteoporosis. It should only be used in adolescents if no other method of contraception is suitable.
It is important to note that there are contraindications to using Depo Provera, such as current breast cancer (UKMEC 4) or past breast cancer (UKMEC 3). While Noristerat is another injectable contraceptive licensed in the UK, it is rarely used in clinical practice and is given every 8 weeks. Overall, injectable contraceptives can be an effective form of birth control, but it is important to weigh the potential risks and benefits before deciding on this method.
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This question is part of the following fields:
- Obstetrics
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Question 4
Incorrect
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A 31-year-old woman in the fifteenth week of pregnancy comes to the Emergency Department with vomiting and vaginal bleeding. During the examination, the doctor observes that her uterus is larger than expected for her stage of pregnancy. An ultrasound scan shows a snowstorm appearance with numerous highly reflective echoes and vacuolation areas within the uterine cavity.
What is the most probable diagnosis in this scenario?Your Answer:
Correct Answer: Trophoblastic disease
Explanation:Understanding Different Pregnancy Complications: Trophoblastic Disease, Ectopic Pregnancy, Threatened Miscarriage, Confirmed Miscarriage, and Septic Abortion
Pregnancy can be a wonderful experience, but it can also come with complications. Here are some of the common pregnancy complications and their symptoms:
Trophoblastic Disease
This disease usually occurs after 14 weeks of pregnancy and is characterized by vaginal bleeding. It is often misdiagnosed as a threatened miscarriage. The uterus may also be larger than expected. High levels of human chorionic gonadotrophin hormone can cause clinical thyrotoxicosis, exaggerated pregnancy symptoms, and passing of products of conception vaginally. Ultrasound scans can show a snowstorm appearance with multiple highly reflective echoes and areas of vacuolation within the uterine cavity.Ectopic Pregnancy
This type of pregnancy occurs outside the uterine cavity, most commonly in the ampullary region of the Fallopian tube.Threatened Miscarriage
This condition can also present with vaginal bleeding, but ultrasound scans would show a gestational sac and fetal heartbeat instead.Confirmed Miscarriage
After a miscarriage is confirmed, the products of conception have passed from the uterus. Sometimes, small fragments of tissue may remain, which can be managed with surgical evacuation or expectant management for another two weeks.Septic Abortion
This condition is characterized by infection of the products of conception and can present with vaginal bleeding and vomiting. Other signs of infection, such as fever and rigors, may also be present.It is important to seek medical attention if you experience any of these symptoms during pregnancy. Early detection and treatment can help prevent further complications.
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This question is part of the following fields:
- Obstetrics
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Question 5
Incorrect
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A 28-year-old G2P1 woman arrives at the emergency department in the second stage of labour with the foetal head visible at the vaginal introitus. She has a history of a previous elective lower-segment Caesarean section, but no other significant medical history. Antenatal imaging revealed chorionic villi invasion into the myometrium, but not the perimetrium. Following delivery of the foetus, the patient experiences post-partum haemorrhage. What is the most probable cause of her post-partum haemorrhage?
Your Answer:
Correct Answer: Placenta increta
Explanation:Placenta increta is a condition where the chorionic villi, which are normally found in the endometrium, invade the myometrium. This can lead to significant bleeding during vaginal delivery. Placenta increta is more serious than placenta accreta, where the chorionic villi attach to the myometrium but do not invade it, but less severe than placenta percreta, where the chorionic villi invade the perimetrium.
Understanding Placenta Accreta
Placenta accreta is a condition where the placenta attaches to the myometrium instead of the decidua basalis, which can lead to postpartum hemorrhage. This condition is caused by a defective decidua basalis. There are three types of placenta accreta, which are categorized based on the degree of invasion. The first type is accreta, where the chorionic villi attach to the myometrium. The second type is increta, where the chorionic villi invade into the myometrium. The third type is percreta, where the chorionic villi invade through the perimetrium.
There are certain risk factors that increase the likelihood of developing placenta accreta, such as having a previous caesarean section or placenta previa. It is important for healthcare providers to be aware of these risk factors and monitor patients closely during pregnancy and delivery. Early detection and management of placenta accreta can help prevent complications and ensure the best possible outcome for both the mother and baby.
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This question is part of the following fields:
- Obstetrics
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Question 6
Incorrect
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A 25-year-old woman attends her first antenatal appointment, believing she is 10 weeks pregnant. Which of the following is not typically done during this appointment?
Your Answer:
Correct Answer: Pelvic examination
Explanation:NICE guidelines recommend 10 antenatal visits for first pregnancies and 7 for subsequent pregnancies if uncomplicated. The purpose of each visit is outlined, including booking visits, scans, screening for Down’s syndrome, routine care for blood pressure and urine, and discussions about labour and birth plans. Rhesus negative women are offered anti-D prophylaxis at 28 and 34 weeks. The guidelines also recommend discussing options for prolonged pregnancy at 41 weeks.
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This question is part of the following fields:
- Obstetrics
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Question 7
Incorrect
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A 35-year-old pregnant woman presents with anaemia at 20 weeks gestation. Her full blood count reveals a serum Hb of 104 g/L and MCV of 104 fL. Hypersegmented neutrophils are observed on a blood film. The patient has a medical history of coeliac disease. What is the probable reason for her anaemia?
Your Answer:
Correct Answer: Folate deficiency
Explanation:The macrocytic anaemia revealed by the full blood count is indicative of a megaloblastic anaemia, as per the blood films. This type of anaemia can be caused by a deficiency in folate or B12. Given that folic acid deficiency is prevalent during pregnancy, it is the most probable cause in this instance. Additionally, the likelihood of coeliac disease exacerbating malabsorption further supports this conclusion.
Folic Acid: Importance, Deficiency, and Prevention
Folic acid is a vital nutrient that is converted to tetrahydrofolate (THF) in the body. It is found in green, leafy vegetables and plays a crucial role in the transfer of 1-carbon units to essential substrates involved in the synthesis of DNA and RNA. However, certain factors such as phenytoin, methotrexate, pregnancy, and alcohol excess can cause a deficiency in folic acid. This deficiency can lead to macrocytic, megaloblastic anemia and neural tube defects.
To prevent neural tube defects during pregnancy, it is recommended that all women take 400mcg of folic acid until the 12th week of pregnancy. Women at higher risk of conceiving a child with a neural tube defect should take 5mg of folic acid from before conception until the 12th week of pregnancy. Women are considered higher risk if they or their partner has a neural tube defect, they have had a previous pregnancy affected by a neural tube defect, or they have a family history of a neural tube defect. Additionally, women with certain medical conditions such as coeliac disease, diabetes, or thalassaemia trait, or those taking antiepileptic drugs, or who are obese (BMI of 30 kg/m2 or more) are also considered higher risk.
In summary, folic acid is an essential nutrient that plays a crucial role in DNA and RNA synthesis. Deficiency in folic acid can lead to serious health consequences, including neural tube defects. However, taking folic acid supplements during pregnancy can prevent these defects and ensure a healthy pregnancy.
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This question is part of the following fields:
- Obstetrics
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Question 8
Incorrect
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A 35-year-old woman, who is exclusively breastfeeding, presents six months postpartum with burning pains and itching of the nipples. She has occasional sharp pains behind the areolae and reports that symptoms are worse after feeding.
On examination, both nipples appear erythematosus and inflamed, with small fissures. On further questioning, she reports no history of atopy. She also tells you that last night, she noticed some white patches in her infant’s mouth that she tried to wipe off but were stuck on the mucosa.
Which of the following is the most likely diagnosis?Your Answer:
Correct Answer: Nipple thrush
Explanation:Breastfeeding-Related Nipple Conditions: Symptoms and Treatments
Breastfeeding can lead to various nipple conditions that can cause discomfort and pain for both the mother and the infant. Here are some common nipple conditions and their symptoms:
1. Nipple Thrush: This fungal infection is transmitted from the mother to the infant through breastfeeding. Symptoms include bilateral sharp burning pains in the nipple and retroareolar tissue, red and swollen areas, severe itching, nipple inflammation, and fissuring. Both the mother and the baby should be treated with topical miconazole and oral miconazole gel, respectively.
2. Psoriasis: Psoriasis of the nipple and breast presents with raised red plaques that are well demarcated and easily separated from adjacent skin, with an overlying lacy scale.
3. Blocked Duct: This common problem presents with unilateral nipple pain and a small, round white area at the end of the nipple.
4. Nipple Eczema: Eczema of the nipple can cause a red, scaly rash with thickened lichenoid areas, usually sparing the base of the nipple. It is less likely in this scenario, given the white patches found in the infant’s mouth, suggesting transmission of infection from the mother.
5. Paget’s Disease of the Nipple: Symptoms include erythema, inflammation, burning pain, ulceration, erosions of the skin, and bleeding, usually affecting one side only.
It is important to seek medical attention if any of these symptoms persist or worsen.
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This question is part of the following fields:
- Obstetrics
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Question 9
Incorrect
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A 29-year-old female comes to the emergency department complaining of vaginal bleeding and right lower quadrant abdominal pain. The pain worsens with movement and extends to her right shoulder. She has no gastrointestinal symptoms and her last menstrual period was 6 weeks ago. A pregnancy test confirms she is pregnant. What is a potential risk factor for this presentation?
Your Answer:
Correct Answer: Endometriosis
Explanation:Endometriosis increases the likelihood of ectopic pregnancy, which is evident from the lower abdominal pain, vaginal bleeding, absence of gastrointestinal symptoms, and positive pregnancy test in this case. Ectopic pregnancy occurs when a fertilized egg implants outside the uterus, and endometriosis can cause scar tissue and adhesions that hinder the zygote’s journey to the uterus. The use of combined oral contraceptive pills or emergency hormonal contraception does not elevate the risk of ectopic pregnancy, as per NICE guidelines. However, a history of previous ectopic pregnancies is associated with an increased risk.
Understanding Ectopic Pregnancy: Incidence and Risk Factors
Ectopic pregnancy occurs when a fertilized egg implants outside the uterus, usually in the fallopian tubes. This condition is a serious medical emergency that requires immediate attention. According to epidemiological studies, ectopic pregnancy occurs in approximately 0.5% of all pregnancies.
Several risk factors can increase the likelihood of ectopic pregnancy. These include damage to the fallopian tubes due to pelvic inflammatory disease or surgery, a history of previous ectopic pregnancy, endometriosis, the use of intrauterine contraceptive devices (IUCDs), and the progesterone-only pill. In vitro fertilization (IVF) also increases the risk of ectopic pregnancy, with approximately 3% of IVF pregnancies resulting in ectopic implantation.
It is important to note that any factor that slows down the passage of the fertilized egg to the uterus can increase the risk of ectopic pregnancy. Early detection and prompt treatment are crucial in managing this condition and preventing serious complications.
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This question is part of the following fields:
- Obstetrics
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Question 10
Incorrect
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A 35-year-old primigravida, who is 12 weeks pregnant, comes to your Antenatal clinic for counselling about Down syndrome screening, as her sister has the genetic condition. After discussing the various tests with her, she decides to opt for the earliest possible diagnostic test that will tell her whether her baby has Down syndrome.
What is the test that you are most likely to advise her to have?Your Answer:
Correct Answer: Chorionic villus sampling (CVS)
Explanation:Prenatal Testing Options for Expecting Mothers
Expecting mothers have several options for prenatal testing to ensure the health of their developing baby. Chorionic villus sampling (CVS) is a diagnostic procedure that can be done from 11 weeks to detect chromosomal abnormalities. The risk of miscarriage is low, at 0.7% within 14 days and 1.3% within 30 days. Amniocentesis is another diagnostic option that can be done from 15 weeks, with a slightly lower risk of miscarriage at 0.6%.
Anomaly scans are typically done at 18-21 weeks to check for any physical abnormalities in the baby, such as spina bifida or anencephaly. The nuchal translucency test, combined with blood tests, is a screening test that can determine the individual’s risk for certain chromosomal abnormalities. The quadruple blood test is another screening option that measures various hormones and proteins to assess the risk of certain conditions.
Overall, expecting mothers have several options for prenatal testing to ensure the health of their baby. It is important to discuss these options with a healthcare provider to determine the best course of action for each individual pregnancy.
Understanding Prenatal Testing Options for Expecting Mothers
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This question is part of the following fields:
- Obstetrics
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