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Question 1
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An 18-year-old woman presents to her GP with painful lumps in her neck that appeared two days ago. She also reports a sore throat and fever. Upon examination, she has tender, enlarged, smooth masses on both sides. What is the most probable diagnosis?
Your Answer: Reactive lymphadenopathy
Explanation:Differentiating Neck Lumps: Causes and Characteristics
When a patient presents with a neck lump, it is important to consider the possible causes and characteristics to determine the appropriate course of action. In this case, the patient’s sore throat and fever suggest a throat infection, which has resulted in reactive lymphadenopathy. This is a common cause of neck lump presentations in primary care.
Other possible causes of neck lumps include goitre, which is a painless mass in the midline of the throat that is not associated with fever and may be functional if accompanied by hyperthyroidism. An abscess could also present as a painful neck lump, but the history of a sore throat and bilateral swelling make this less likely.
Branchial cysts are smooth, soft masses in the lateral neck that are usually benign and congenital in origin. Lipomas, on the other hand, are lumps caused by the accumulation of soft, fatty deposits under the skin and do not typically present with systemic features.
In summary, understanding the characteristics and possible causes of neck lumps can aid in the diagnosis and management of patients presenting with this symptom.
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This question is part of the following fields:
- ENT
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Question 2
Incorrect
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As a foundation doctor in general practice, you assess a thirty-five-year-old woman who presents with complaints of dizziness. She reports that the symptoms worsen when she rolls over in bed and are accompanied by nausea. She denies any prior episodes, aural fullness, or nystagmus. What diagnostic measures could be taken to confirm the diagnosis?
Your Answer: Epley manoeuvre
Correct Answer: Dix–Hallpike manoeuvre
Explanation:The Dix-Hallpike test involves quickly moving the patient to a supine position with their neck extended to determine if they experience symptoms of benign paroxysmal positional vertigo. A positive result can confirm the diagnosis. Based on the symptoms, it is likely that this patient has this condition.
Understanding Benign Paroxysmal Positional Vertigo
Benign paroxysmal positional vertigo (BPPV) is a common condition that causes sudden dizziness and vertigo triggered by changes in head position. It typically affects individuals over the age of 55 and is less common in younger patients. Symptoms include vertigo triggered by movements such as rolling over in bed or looking upwards, and may be accompanied by nausea. Each episode usually lasts between 10-20 seconds and can be diagnosed through a positive Dix-Hallpike manoeuvre, which involves the patient experiencing vertigo and rotatory nystagmus.
Fortunately, BPPV has a good prognosis and often resolves on its own within a few weeks to months. Treatment options include the Epley manoeuvre, which is successful in around 80% of cases, and vestibular rehabilitation exercises such as the Brandt-Daroff exercises. While medication such as Betahistine may be prescribed, it tends to have limited value. However, it is important to note that around half of people with BPPV will experience a recurrence of symptoms 3-5 years after their initial diagnosis.
Overall, understanding BPPV and its symptoms can help individuals seek appropriate treatment and manage their condition effectively.
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This question is part of the following fields:
- ENT
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Question 3
Incorrect
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A 75-year-old man visits his doctor with worries about a tiny spot on his inner, lower lip. The spot has been there for about a month and has not shown any changes during this time. He reports no pain. He used to smoke but quit a decade ago. During the examination, his oral hygiene appears to be good, and there is a small, white patch less than 1 cm in size on the inner surface of his lower lip.
What is the best course of action for this patient?Your Answer: Trial 2 weeks chlorhexidine mouthwash then re-review
Correct Answer: Refer oral surgery under 2-week wait
Explanation:If a patient has had persistent oral ulceration for more than three weeks, it is recommended that they be referred to oral surgery under the two week wait. This is especially important for smokers, as it raises suspicion for malignancy. Referring the patient to oral surgery under the two week wait is more appropriate than routine referral, as it allows for a quicker diagnosis. Following up with a community dentist is not recommended, as it may cause delays in diagnosis if the patient does not attend. While chlorhexidine may provide symptom relief, it does not address the underlying diagnosis, and reassurance alone is also not sufficient. Medical practitioners should refer patients with this presentation to oral surgery.
When to Refer Patients with Mouth Lesions for Oral Surgery
Mouth lesions can be a cause for concern, especially if they persist for an extended period of time. In cases where there is unexplained oral ulceration or mass that lasts for more than three weeks, or red and white patches that are painful, swollen, or bleeding, a referral to oral surgery should be made within two weeks. Additionally, if a patient experiences one-sided pain in the head and neck area for more than four weeks, which is associated with earache but does not result in any abnormal findings on otoscopy, or has an unexplained recent neck lump or a previously undiagnosed lump that has changed over a period of three to six weeks, a referral should be made.
Patients who have persistent sore or painful throats or signs and symptoms in the oral cavity that last for more than six weeks and cannot be definitively diagnosed as a benign lesion should also be referred. It is important to note that the level of suspicion should be higher in patients who are over 40, smokers, heavy drinkers, and those who chew tobacco or betel nut (areca nut). By following these guidelines, healthcare professionals can ensure that patients with mouth lesions receive timely and appropriate care. For more information on this topic, please refer to the link provided.
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This question is part of the following fields:
- ENT
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Question 4
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A 53-year-old man presents to his GP with vertigo and earache. He reports feeling that the room is spinning over the past 2 days. On examination, there is a left facial droop, the patient is unable to lift his left eyebrow, along with a vesicular rash around the left ear, the tympanic membrane looks healthy with a preserved cone of light. His heart rate is 78 bpm, blood pressure is 134/84 mmHg and temperature is 37.2ºC. He has a past medical history of type II diabetes mellitus for which he takes metformin.
What is the most appropriate treatment to commence?Your Answer: Aciclovir and prednisolone
Explanation:The recommended treatment for Ramsay Hunt syndrome, which this man is presenting with, includes both oral aciclovir and corticosteroids. This syndrome is caused by a herpes zoster infection of the facial nerve and can lead to symptoms such as ear pain, vertigo, facial palsy, and a vesicular rash around the ear. While aciclovir alone would not be sufficient, using prednisolone alone is also not recommended. Instead, NICE guidance suggests using both aciclovir and prednisolone to improve outcomes and increase the chances of recovery. Flucloxacillin, an antibiotic used to treat skin infections like cellulitis, would not be appropriate in this case as the presence of a vesicular rash makes cellulitis unlikely.
Understanding Ramsay Hunt Syndrome
Ramsay Hunt syndrome, also known as herpes zoster oticus, is a condition that occurs when the varicella zoster virus reactivates in the geniculate ganglion of the seventh cranial nerve. The first symptom of this condition is often auricular pain, followed by facial nerve palsy and a vesicular rash around the ear. Other symptoms may include vertigo and tinnitus.
To manage Ramsay Hunt syndrome, doctors typically prescribe oral aciclovir and corticosteroids. These medications can help reduce the severity of symptoms and prevent complications.
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This question is part of the following fields:
- ENT
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Question 5
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A 35-year-old man visits the clinic with complaints of decreased hearing and ringing in his right ear, which feels congested, and he experiences frequent bouts of vertigo lasting up to a few hours at a time. There are no abnormalities found during the neurological examination.
What is the most probable diagnosis?Your Answer: Ménière’s disease
Explanation:Differentiating Vertigo Conditions: Ménière’s Disease, Benign Paroxysmal Positional Vertigo, Central Vertigo, Labyrinthitis, and Vestibular Neuronitis
Vertigo is a common symptom that can be caused by various conditions. Ménière’s disease, for instance, is characterized by fluctuant hearing loss, vertigo, tinnitus, and aural fullness. Patients are advised to undergo vestibular rehabilitation and avoid risky activities. Prochlorperazine is recommended for acute attacks, while betahistine is used for preventive treatment. Benign paroxysmal positional vertigo, on the other hand, presents with brief episodes of vertigo triggered by movement, without tinnitus, hearing loss, or ear fullness. Central vertigo has a sudden onset, constant symptoms, and possible neurological abnormalities, requiring urgent hospital admission. Labyrinthitis causes acute vertigo and hearing loss, but the presence of ear fullness suggests Ménière’s disease. Vestibular neuronitis, caused by viral infection, results in isolated and prolonged episodes of vertigo without tinnitus or ear fullness. Accurate diagnosis and appropriate management are crucial in addressing vertigo and its underlying conditions.
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This question is part of the following fields:
- ENT
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Question 6
Incorrect
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A 50-year-old female comes to the doctor's office complaining of progressive paraesthesia in her fingers, toes, and peri-oral area for the past two weeks. She also experiences muscle cramps and spasms. The patient had a thyroidectomy for Graves' disease recently but has no other health issues or drug allergies. What can be expected from this patient's ECG results, considering the probable diagnosis?
Your Answer: T wave inversion, QTc prolongation and visible U waves
Correct Answer: Isolated QTc elongation
Explanation:Following thyroid surgery, a patient is experiencing paraesthesia, cramps, and spasms, which are likely due to hypocalcemia resulting from damage to the parathyroid glands. The most common ECG change associated with this condition is isolated QTc elongation, while dysrhythmias are rare. Alternating QRS amplitude is not associated with this condition and is instead linked to pericardial effusion. Isolated QTc shortening is also incorrect as it is typically associated with hypercalcemia, which can be caused by hyperparathyroidism and malignancy. The combination of T wave inversion, QTc prolongation, and visible U waves is associated with hypokalemia, which can be caused by vomiting, thiazide use, and Cushing’s syndrome. Similarly, the combination of tall, peaked T waves, QTc shortening, and ST-segment depression is associated with hyperkalemia, which can be caused by Addison’s disease, rhabdomyolysis, acute kidney injury, and potassium-sparing diuretics.
Complications of Thyroid Surgery: An Overview
Thyroid surgery is a common procedure that involves the removal of all or part of the thyroid gland. While the surgery is generally safe, there are potential complications that can arise. These complications can be anatomical, such as damage to the recurrent laryngeal nerve, which can result in voice changes or difficulty swallowing. Bleeding is another potential complication, which can be particularly dangerous in the confined space of the neck and can lead to respiratory problems due to swelling. Additionally, damage to the parathyroid glands, which are located near the thyroid, can result in hypocalcaemia, a condition in which the body has low levels of calcium. It is important for patients to be aware of these potential complications and to discuss them with their healthcare provider before undergoing thyroid surgery.
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This question is part of the following fields:
- ENT
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Question 7
Correct
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A 45-year-old woman attends the general practice surgery with her husband who is concerned that since she has started working from home several months ago, she has had a continuous cold. She reports frequent sneezing, clear nasal discharge and a terrible taste in her mouth in the morning. Her eyes look red and feel itchy. She has noticed that the symptoms improve when she is at the office or when they have been on vacation. She has a history of migraines and is otherwise well. She has not yet tried any treatment for her symptoms.
Which of the following is the most likely diagnosis?Your Answer: Allergic rhinitis
Explanation:Understanding Allergic Rhinitis: Symptoms, Causes, and Differential Diagnosis
Allergic rhinitis is a common condition that presents with a range of symptoms, including sneezing, itchiness, rhinorrhea, and a blocked nose. Patients with allergic rhinitis often experience eye symptoms such as bilateral itchiness, redness, and swelling. While the diagnosis of allergic rhinitis is usually based on characteristic features, it is important to exclude infectious and irritant causes.
In this case, the patient’s symptoms and medical history suggest an allergic cause for his condition. It would be prudent to inquire about his new home environment, as the allergen may be animal dander from a pet or house dust mites if there are more soft furnishings and carpets than in his previous home.
Other possible diagnoses, such as acute infective rhinitis, acute sinusitis, rhinitis medicamentosa, and nasopharyngeal carcinoma, can be ruled out based on the patient’s symptoms and medical history. For example, acute infective rhinitis would present more acutely with discolored nasal discharge and other upper respiratory tract infection symptoms. Acute sinusitis would present with facial pain or pressure and discolored nasal discharge. Rhinitis medicamentosa is caused by long-term use of intranasal decongestants, which is not the case for this patient. Nasopharyngeal carcinoma is rare and typically presents with unilateral symptoms and a middle-ear effusion.
Overall, understanding the symptoms, causes, and differential diagnosis of allergic rhinitis is crucial for proper management and treatment of this common condition.
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This question is part of the following fields:
- ENT
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Question 8
Correct
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A 7-year-old girl comes to the emergency department with a 2-day history of right-sided otalgia and otorrhoea. Her mother suspects a middle ear infection as she has had them before. During the examination, she is found to be running a fever and has tenderness behind her right ear. The affected ear appears more prominent than the other, and otoscopy reveals a red tympanic membrane with a visible tear and pus discharge. What is the typical initial treatment for this probable diagnosis?
Your Answer: IV antibiotics
Explanation:Mastoiditis is usually diagnosed based on clinical symptoms and requires immediate administration of IV antibiotics.
Upon examination, the patient displays symptoms consistent with mastoiditis, an infection of the mastoid air cells located in the temporal bone. This condition often arises as a complication of untreated or recurrent otitis media, as is the case here. Mastoiditis is the probable diagnosis due to tenderness upon palpation of the mastoid bone, swelling of the affected ear, and accompanying symptoms of otitis media.
The correct answer is IV antibiotics. Mastoiditis is typically diagnosed based on clinical presentation and requires urgent treatment with IV antibiotics.
Oral antibiotics are not the correct answer. Although antibiotics are necessary to treat mastoiditis, this condition is considered an emergency and therefore requires IV antibiotics as the preferred treatment method.
Routine referral to an ENT specialist is not the correct answer. Mastoiditis requires immediate treatment, and therefore a routine referral is not appropriate. The patient needs prompt access to IV antibiotics.
Topical antibiotics are not the correct answer. This treatment is not suitable for mastoiditis and is typically used to treat otitis externa.
Understanding Mastoiditis
Mastoiditis is a condition that occurs when an infection spreads from the middle ear to the mastoid air spaces of the temporal bone. It is characterized by severe pain behind the ear, fever, and a history of recurrent otitis media. Patients with mastoiditis are typically very unwell and may experience swelling, erythema, and tenderness over the mastoid process. In some cases, the external ear may protrude forwards and ear discharge may be present if the eardrum has perforated.
Diagnosis of mastoiditis is typically made based on clinical presentation, although a CT scan may be ordered if complications are suspected. Treatment involves the use of IV antibiotics to combat the infection. If left untreated, mastoiditis can lead to complications such as facial nerve palsy, hearing loss, and even meningitis.
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This question is part of the following fields:
- ENT
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Question 9
Incorrect
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Which of the following viruses is linked to nasopharyngeal carcinoma?
Your Answer: Herpes simplex virus
Correct Answer: Epstein-Barr virus
Explanation:EBV is linked to the development of Burkitt’s lymphoma, Hodgkin’s lymphoma, and nasopharyngeal carcinoma.
Conditions Associated with Epstein-Barr Virus
Epstein-Barr virus (EBV) is linked to several conditions, including malignancies and non-malignant conditions. The malignancies associated with EBV infection include Burkitt’s lymphoma, Hodgkin’s lymphoma, nasopharyngeal carcinoma, and HIV-associated central nervous system lymphomas. Burkitt’s lymphoma is currently believed to be associated with both African and sporadic cases.
Apart from malignancies, EBV infection is also associated with a non-malignant condition called hairy leukoplakia. This condition is characterized by white patches on the tongue and inside of the cheeks. It is often seen in people with weakened immune systems, such as those with HIV/AIDS.
In summary, EBV infection is linked to several conditions, including both malignant and non-malignant ones. Understanding the association between EBV and these conditions is crucial for developing effective prevention and treatment strategies.
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This question is part of the following fields:
- ENT
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Question 10
Correct
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A 32-year-old construction worker visits his doctor complaining of hay fever symptoms. He is experiencing frequent sneezing and a runny nose and is seeking medication to alleviate his discomfort. Considering his job, which antihistamine would be safe for him to use?
Your Answer: Loratadine
Explanation:Loratadine is an antihistamine that does not cause drowsiness. It works by targeting histamine H1 receptors to relieve allergy symptoms like sneezing and runny nose. As the patient is a heavy goods vehicle driver, it is advisable to recommend a non-sedating antihistamine like loratadine. Chlorphenamine, on the other hand, is a sedating antihistamine used in anaphylaxis treatment and is not suitable for the patient’s occupation. Cimetidine inhibits stomach acid production and does not help with allergy symptoms. Cinnarizine is a sedating antihistamine used for nausea and vomiting and may not be effective for the patient’s condition. Diphenhydramine is also a sedating antihistamine and not recommended for the patient.
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- ENT
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