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  • Question 1 - A 67-year-old man is brought to the emergency department by his daughter who...

    Correct

    • A 67-year-old man is brought to the emergency department by his daughter who is worried about his confusion after a recent chest infection. She mentions that he did not get better even after taking amoxicillin. During the examination, crackles are heard on the left side of his chest and his vital signs show a respiratory rate of 28/min, blood pressure of 90/60 mmHg, and heart rate of 110/min.

      What would be the suitable fluid therapy to administer?

      Your Answer: 500ml stat

      Explanation:

      This individual displays several indicators of red flag sepsis, such as confusion, hypotension, and elevated respiratory rate. It is imperative to initiate the sepsis 6 protocol.
      According to the NICE guidelines for sepsis, when administering intravenous fluid resuscitation to patients aged 16 and above, it is recommended to use crystalloids containing sodium levels between 130-154 mmol/litre, with a 500 ml bolus administered in less than 15 minutes.

      Understanding Sepsis: Classification and Management

      Sepsis is a life-threatening condition caused by a dysregulated host response to an infection. In recent years, the classification of sepsis has changed, with the old category of severe sepsis no longer in use. Instead, the Surviving Sepsis Guidelines now recognize sepsis as life-threatening organ dysfunction caused by a dysregulated host response to infection, and septic shock as a more severe form of sepsis. The term ‘systemic inflammatory response syndrome (SIRS)’ has also fallen out of favor.

      To manage sepsis, it is important to identify and treat the underlying cause of the infection and support the patient regardless of the cause or severity. However, if any red flags are present, the ‘sepsis six’ should be started immediately. This includes administering oxygen, taking blood cultures, giving broad-spectrum antibiotics, giving intravenous fluid challenges, measuring serum lactate, and measuring accurate hourly urine output.

      NICE released its own guidelines in 2016, which focus on the risk stratification and management of patients with suspected sepsis. For risk stratification, NICE recommends using red flag and amber flag criteria. If any red flags are present, the sepsis six should be started immediately. If any amber flags are present, the patient should be closely monitored and managed accordingly.

      To help identify and categorize patients, the Sequential (Sepsis-Related) Organ Failure Assessment Score (SOFA) is increasingly used. The score grades abnormality by organ system and accounts for clinical interventions. A SOFA score of 2 or more reflects an overall mortality risk of approximately 10% in a general hospital population with suspected infection. Even patients presenting with modest dysfunction can deteriorate further, emphasizing the seriousness of this condition and the need for prompt and appropriate intervention.

    • This question is part of the following fields:

      • Infectious Diseases
      41
      Seconds
  • Question 2 - A 30-year-old woman has been diagnosed with breast cancer. She had been using...

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    • A 30-year-old woman has been diagnosed with breast cancer. She had been using the combined pill for contraception before her diagnosis. Now, she wants to switch to a different method of contraception before starting chemotherapy. What would be the most suitable option?

      Your Answer: Copper Intrauterine Device

      Explanation:

      The copper intrauterine device is the recommended form of contraception for individuals with breast cancer. Hormonal forms of contraception are not recommended and are rated as a Category 4 risk, which is deemed unacceptable for the patient’s health.

      The decision to prescribe the combined oral contraceptive pill is now based on the UK Medical Eligibility Criteria (UKMEC), which categorizes potential contraindications and cautions on a four-point scale. UKMEC 1 indicates no restrictions for use, while UKMEC 2 suggests that the benefits outweigh the risks. UKMEC 3 indicates that the disadvantages may outweigh the advantages, and UKMEC 4 represents an unacceptable health risk. Examples of UKMEC 3 conditions include controlled hypertension, a family history of thromboembolic disease in first-degree relatives under 45 years old, and current gallbladder disease. Examples of UKMEC 4 conditions include a history of thromboembolic disease or thrombogenic mutation, breast cancer, and uncontrolled hypertension. Diabetes mellitus diagnosed over 20 years ago is classified as UKMEC 3 or 4 depending on severity. In 2016, breast feeding between 6 weeks and 6 months postpartum was changed from UKMEC 3 to UKMEC 2.

    • This question is part of the following fields:

      • Reproductive Medicine
      1.6
      Seconds
  • Question 3 - What is the primary mode of operation of Nexplanon (etonogestrel contraceptive implant)? ...

    Correct

    • What is the primary mode of operation of Nexplanon (etonogestrel contraceptive implant)?

      Your Answer: Inhibition of ovulation

      Explanation:

      The primary way in which Nexplanon works is by preventing ovulation.

      Implanon and Nexplanon are subdermal contraceptive implants that slowly release the progestogen hormone etonogestrel to prevent ovulation and thicken cervical mucus. Nexplanon is the newer version and has a redesigned applicator to prevent deep insertions and is radiopaque for easier location. It is highly effective with a failure rate of 0.07/100 women-years and lasts for 3 years. It does not contain estrogen, making it suitable for women with a past history of thromboembolism or migraine. It can be inserted immediately after a termination of pregnancy. However, a trained professional is needed for insertion and removal, and additional contraceptive methods are required for the first 7 days if not inserted on days 1 to 5 of a woman’s menstrual cycle.

      The main disadvantage of these implants is irregular and heavy bleeding, which can be managed with a co-prescription of the combined oral contraceptive pill. Other adverse effects include headache, nausea, and breast pain. Enzyme-inducing drugs such as certain antiepileptic and rifampicin may reduce the efficacy of Nexplanon, and women should switch to a method unaffected by enzyme-inducing drugs or use additional contraception until 28 days after stopping the treatment.

      There are also contraindications for using these implants, such as ischaemic heart disease/stroke, unexplained, suspicious vaginal bleeding, past breast cancer, severe liver cirrhosis, and liver cancer. Current breast cancer is a UKMEC 4 condition, which represents an unacceptable risk if the contraceptive method is used. Overall, these implants are a highly effective and long-acting form of contraception, but they require careful consideration of the potential risks and contraindications.

    • This question is part of the following fields:

      • Reproductive Medicine
      2.7
      Seconds
  • Question 4 - A 28-year-old woman returns home from hospital after the birth of her first...

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    • A 28-year-old woman returns home from hospital after the birth of her first child. Over the next week, she becomes increasingly irritable, feels low in mood and is very anxious that she is not taking good care of her baby.
      Which of the following is the most likely diagnosis?

      Your Answer: Postpartum blues

      Explanation:

      Understanding Postpartum Blues: Symptoms and Differential Diagnosis

      Postpartum blues, also known as baby blues, is a common condition that affects many new mothers. It typically occurs within the first week after delivery and is characterized by short-lived episodes of irritability, crying, emotional lability, and mildly low mood. Unlike postpartum psychosis or major depression, postpartum blues does not involve confusion, delusional beliefs, or frank major depressive symptoms.

      While anxiety is a common feature of many affective disorders, it is not sufficient to warrant a diagnosis of a specific anxiety disorder in the case of postpartum blues. However, it is important to consider depression as a possible diagnosis when a patient presents with low mood, anxiety, and irritability.

      It is essential to follow up with patients experiencing postpartum blues to ensure that their symptoms resolve within a few days. If symptoms persist or worsen, further evaluation may be necessary to rule out other conditions such as postpartum depression. By understanding the symptoms and differential diagnosis of postpartum blues, healthcare providers can provide appropriate reassurance and support to new mothers during this challenging time.

    • This question is part of the following fields:

      • Psychiatry
      5.5
      Seconds
  • Question 5 - A 63-year-old woman presents to her General Practitioner concerned about a lesion to...

    Correct

    • A 63-year-old woman presents to her General Practitioner concerned about a lesion to her right temple. It has been there for several months. Examination reveals a round lesion, 1 cm in diameter, with rolled edges and a pearly appearance.
      Which of the following, from the history, is the most likely diagnosis?
      Select the SINGLE most likely diagnosis from the list below. Select ONE option only.

      Your Answer: Basal cell carcinoma (BCC)

      Explanation:

      Skin cancer can take on different forms, including basal cell carcinoma (BCC), actinic keratosis, herpes zoster infection, melanoma, and squamous cell carcinoma (SCC). BCCs can appear on any part of the body and often produce a bloody crust. AKs are scaly or hyperkeratotic lesions that can become malignant and are common in individuals over 60 years old. Herpes zoster infection causes a rash that is usually unilateral and follows a dermatomal distribution. Melanoma is a malignant tumour that arises from cutaneous melanocytes and can take on different types. SCC is the second most common type of skin cancer and arises from the keratinocytes of the epidermis. It predominantly affects sun-exposed sites and has a firm, indurated appearance with surrounding inflammation. BCCs are commonly found in sun-exposed areas and have a pearly appearance with rolled edges and surrounding telangiectasia. Management for skin cancer varies depending on the type and severity, but removal through curettage or excision is common for BCCs.

    • This question is part of the following fields:

      • Dermatology
      3.7
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  • Question 6 - A 16-year-old girl comes to see her doctor because she has not yet...

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    • A 16-year-old girl comes to see her doctor because she has not yet begun menstruating. During the physical examination, you observe that she has a short stature and a webbed neck. What would you anticipate hearing when listening to her heart?

      Your Answer: Ejection systolic murmur

      Explanation:

      The ejection systolic murmur present in this patient is likely due to her Turner’s syndrome, which is associated with a bicuspid aortic valve. A continuous machinery murmur, late systolic murmur, and mid-late diastolic murmur are less likely causes, as they are associated with different conditions that are not commonly seen in patients with Turner’s syndrome.

      Understanding Turner’s Syndrome

      Turner’s syndrome is a genetic disorder that affects approximately 1 in 2,500 females. It is caused by the absence of one sex chromosome (X) or a deletion of the short arm of one of the X chromosomes. This condition is denoted as 45,XO or 45,X.

      The features of Turner’s syndrome include short stature, a shield chest with widely spaced nipples, a webbed neck, a bicuspid aortic valve (15%), coarctation of the aorta (5-10%), primary amenorrhea, cystic hygroma (often diagnosed prenatally), a high-arched palate, a short fourth metacarpal, multiple pigmented naevi, lymphoedema in neonates (especially feet), and elevated gonadotrophin levels. Hypothyroidism is much more common in Turner’s syndrome, and there is also an increased incidence of autoimmune disease (especially autoimmune thyroiditis) and Crohn’s disease.

      In summary, Turner’s syndrome is a chromosomal disorder that affects females and can cause a range of physical features and health issues. Early diagnosis and management can help individuals with Turner’s syndrome lead healthy and fulfilling lives.

    • This question is part of the following fields:

      • Paediatrics
      2.2
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  • Question 7 - A 30-year-old woman complains that she has had pain in her left elbow,...

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    • A 30-year-old woman complains that she has had pain in her left elbow, left ankle, and right knee for the last few weeks. She recently returned from a trip to Brazil where she had been on a 3-week vacation with her family. She admits to having unprotected sex while on holiday. On examination, there is tenderness and swelling of the tendons around the affected joints, but no actual joint swelling. She also has a skin rash, which is vesiculopustular.
      What is the most likely diagnosis?

      Your Answer: Gonococcal arthritis

      Explanation:

      Gonococcal arthritis is characterized by migratory polyarthralgia, fever, tenosynovitis, and dermatitis, with a rash being a common feature. It is responsive to treatment and less destructive. Reactive arthritis is a triad of urethritis, seronegative arthritis, and conjunctivitis, often caused by infections of the digestive or reproductive systems. Tuberculous arthritis is caused by Mycobacterium tuberculosis and presents with pain, swelling, and stiffness of the affected joint, along with fatigue, malaise, and weight loss. Fungal arthritis is rare and causes a hot, swollen, red, and painful joint. Gout typically affects the first metatarsophalangeal joint and presents with hot, swollen, tender, and red joints, with normal uric acid levels not ruling out the diagnosis. Diagnosis is largely clinical, but synovial fluid examination can differentiate from pseudogout.

    • This question is part of the following fields:

      • Musculoskeletal
      1.7
      Seconds
  • Question 8 - A 40-year-old woman presents to her General Practitioner for investigation as she and...

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    • A 40-year-old woman presents to her General Practitioner for investigation as she and her male partner have not become pregnant after 24 months of trying to conceive. Her female partner has also had normal investigations and on examination, she has a small uncomplicated left-sided inguinal hernia. She takes fluoxetine for depression and occasionally uses acetaminophen for back pain but is not on any other medications. Her male partner's sperm count is normal.
      What would be the next most appropriate step in managing this couple’s inability to conceive?

      Your Answer: Refer to secondary care fertility services

      Explanation:

      Recommendations for a Couple Struggling with Infertility

      When a couple is struggling to conceive, there are several recommendations that healthcare providers may suggest. Firstly, if the couple has been trying to conceive for a year without success, they should be referred to fertility services. However, if there is an underlying reason for conception difficulties, earlier investigation may be necessary. In cases where the male partner is taking non-steroidal anti-inflammatory drugs, there is no impact on his ability to conceive. A hernia repair is not indicated to improve the couple’s chances of conception. Watching and waiting is not appropriate, and referral to fertility services is recommended. Finally, while sertraline and other SSRIs are not teratogenic, they can cause sexual dysfunction, which should be explored with the patient.

    • This question is part of the following fields:

      • Reproductive Medicine
      5.3
      Seconds
  • Question 9 - Which one of the following statements regarding the typical menstrual cycle is inaccurate?...

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    • Which one of the following statements regarding the typical menstrual cycle is inaccurate?

      Your Answer: A surge of FSH causes ovulation

      Explanation:

      Ovulation is caused by the LH surge.

      Phases of the Menstrual Cycle

      The menstrual cycle is a complex process that can be divided into four phases: menstruation, follicular phase, ovulation, and luteal phase. During the follicular phase, a number of follicles develop in the ovaries, with one follicle becoming dominant around the mid-follicular phase. At the same time, the endometrium begins to proliferate. This phase is characterized by a rise in follicle-stimulating hormone (FSH), which results in the development of follicles that secrete oestradiol.

      During ovulation, the mature egg is released from the dominant follicle and triggers the acute release of luteinizing hormone (LH). This phase occurs on day 14 of the menstrual cycle. Following ovulation, the luteal phase begins, during which the corpus luteum secretes progesterone. This hormone causes the endometrium to change into a secretory lining. If fertilization does not occur, the corpus luteum will degenerate, and progesterone levels will fall.

      The cervical mucus also changes throughout the menstrual cycle. Following menstruation, the mucus is thick and forms a plug across the external os. Just prior to ovulation, the mucus becomes clear, acellular, and low viscosity. It also becomes ‘stretchy’ – a quality termed spinnbarkeit. Under the influence of progesterone, it becomes thick, scant, and tacky.

      Basal body temperature is another indicator of the menstrual cycle. It falls prior to ovulation due to the influence of oestradiol and rises following ovulation in response to higher progesterone levels. Understanding the different phases of the menstrual cycle can help individuals track their fertility and plan for pregnancy.

    • This question is part of the following fields:

      • Reproductive Medicine
      1.3
      Seconds
  • Question 10 - A 33-year-old man who is HIV positive comes to the clinic complaining of...

    Correct

    • A 33-year-old man who is HIV positive comes to the clinic complaining of shortness of breath and a dry cough. He has been homeless and has not been keeping up with his outpatient appointments or taking his antiretroviral medication. Upon examination, his respiratory rate is 24 breaths per minute and there are scattered crackles in his chest. His oxygen saturation is 96% on room air but drops quickly after walking. Based on the likely diagnosis of Pneumocystis jiroveci pneumonia, what is the most appropriate first-line treatment?

      Your Answer: Co-trimoxazole

      Explanation:

      The treatment for Pneumocystis jiroveci pneumonia involves the use of co-trimoxazole, a combination of trimethoprim and sulfamethoxazole.

      Pneumocystis jiroveci Pneumonia in HIV Patients

      Pneumocystis jiroveci pneumonia (formerly known as Pneumocystis carinii pneumonia) is a common opportunistic infection in individuals with AIDS. Pneumocystis jiroveci is an organism that is classified as a fungus by some and a protozoa by others. Patients with a CD4 count below 200/mm³ should receive prophylaxis for PCP. Symptoms of PCP include dyspnea, dry cough, fever, and few chest signs. Pneumothorax is a common complication of PCP, and extrapulmonary manifestations are rare.

      Chest X-rays typically show bilateral interstitial pulmonary infiltrates, but other findings such as lobar consolidation may also be present. Sputum tests often fail to show PCP, and bronchoalveolar lavage (BAL) is often necessary to demonstrate the presence of the organism. Treatment for PCP includes co-trimoxazole and IV pentamidine in severe cases. Aerosolized pentamidine is an alternative treatment but is less effective and carries a risk of pneumothorax. Steroids may be used if the patient is hypoxic, as they can reduce the risk of respiratory failure and death.

      In summary, PCP is a common opportunistic infection in individuals with AIDS, and prophylaxis should be given to those with a CD4 count below 200/mm³. Symptoms include dyspnea, dry cough, and fever, and chest X-rays typically show bilateral interstitial pulmonary infiltrates. Treatment includes co-trimoxazole, IV pentamidine, and steroids if the patient is hypoxic.

    • This question is part of the following fields:

      • Respiratory Medicine
      2.8
      Seconds

SESSION STATS - PERFORMANCE PER SPECIALTY

Infectious Diseases (1/1) 100%
Reproductive Medicine (4/4) 100%
Psychiatry (1/1) 100%
Dermatology (1/1) 100%
Paediatrics (1/1) 100%
Musculoskeletal (1/1) 100%
Respiratory Medicine (1/1) 100%
Passmed