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Question 1
Incorrect
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A 38-year-old man presents to you with complaints of a persistent sensation of mucus in the back of his throat. He also reports a chronic cough for the past 6 months and frequently experiences bad breath, particularly in the mornings. He admits to smoking 10 cigarettes daily but otherwise feels fine. On examination, his ears appear normal, and his throat shows slight redness with no swelling of the tonsils. What is the most probable diagnosis?
Your Answer: Smoker's cough
Correct Answer: Postnasal drip
Explanation:Nasal tumors can cause symptoms such as nosebleeds, a persistent blocked nose, blood-stained mucus draining from the nose, and a decreased sense of smell. A chronic cough in smokers, known as a smoker’s cough, is caused by damage and destruction of the protective cilia in the respiratory tract. Nasal polyps can result in symptoms such as nasal obstruction, sneezing, rhinorrhea, and a poor sense of taste and smell. If symptoms are unilateral or accompanied by bleeding, it may be a sign of a more serious condition. Nasal foreign bodies, which are commonly found in children, can include items such as peas, beads, buttons, seeds, and sweets.
Understanding Post-Nasal Drip
Post-nasal drip is a condition that arises when the nasal mucosa produces an excessive amount of mucus. This excess mucus then accumulates in the back of the nose or throat, leading to a chronic cough and unpleasant breath. Essentially, post-nasal drip occurs when the body produces more mucus than it can handle, resulting in a buildup that can cause discomfort and irritation. This condition can be caused by a variety of factors, including allergies, sinus infections, and even certain medications. Understanding the causes and symptoms of post-nasal drip can help individuals seek appropriate treatment and alleviate their discomfort.
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This question is part of the following fields:
- ENT
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Question 2
Correct
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A 10-year-old girl presents to the general practice clinic with a sore throat and fever that have been present for 3 days. What clinical sign would indicate that the patient may have a bacterial throat infection and could benefit from antibiotics? Choose ONE positive indicator from the options provided.
Your Answer: Tender cervical lymphadenopathy
Explanation:Assessing the Need for Antibiotics in Acute Sore Throat: Understanding the Centor Criteria and Other Indicators
When a patient presents with a sore throat, it is important to determine whether antibiotics are necessary for treatment. The Centor criteria and FeverPAIN score are two approved scoring systems used to predict the likelihood of a bacterial cause for the sore throat.
Tender cervical lymphadenopathy is one of the parameters in the Centor criteria and scores 1 point. Other parameters include age, exudate on tonsils, absence of cough, and fever. A score of 3 or more suggests a high probability of bacterial infection and the need for antibiotic treatment.
Cough present is not an indicator for antibiotic therapy, but its absence is one of the factors in the Centor criteria. Sore throat alone is also not an indicator for antibiotics, but a score of 4-5 on the FeverPAIN score or a Centor criteria score above 3 may indicate the need for antibiotics.
Vomiting and nasal congestion are not included in either scoring system for determining the need for antibiotics. However, vomiting may be a sign of severe illness and dehydration, and any patient presenting with vomiting and a sore throat should be assessed for signs of sepsis and dehydration. Nasal congestion may suggest a viral cause for the sore throat, but alternative causes should still be assessed.
In summary, understanding the Centor criteria and other indicators can help healthcare providers determine whether antibiotics are necessary for treating acute sore throat.
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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 28-year-old female presents to the ENT specialists with a 1-month-history of severe otalgia, temporal headaches, and purulent otorrhoea. She has a medical history of type one diabetes mellitus and no allergies. On examination, the left external auditory canal and periauricular soft tissue are erythematous and tender. What is the most suitable antibiotic treatment for this patient?
Your Answer: Clarithromycin
Correct Answer: Ciprofloxacin
Explanation:For patients with diabetes who present with otitis externa, it is important to consider the possibility of malignant otitis externa, which is a severe bacterial infection that can spread to the bony ear canal and cause osteomyelitis. Pseudomonas aeruginosa is the most common cause of this condition, so treatment should involve coverage for this bacteria. Intravenous ciprofloxacin is the preferred antibiotic for this purpose. It is also important to note that diabetic patients with non-malignant otitis externa should also be treated with ciprofloxacin due to their increased risk of developing malignant otitis externa. Clarithromycin and flucloxacillin are not appropriate choices for this condition, and leaving the infection untreated can lead to serious complications.
Malignant Otitis Externa: A Rare but Serious Infection
Malignant otitis externa is a type of ear infection that is uncommon but can be serious. It is typically found in individuals who are immunocompromised, with 90% of cases occurring in diabetics. The infection starts in the soft tissues of the external auditory meatus and can progress to involve the soft tissues and bony ear canal, eventually leading to temporal bone osteomyelitis.
When diagnosing malignant otitis externa, doctors will typically perform a CT scan. Key features in a patient’s medical history include diabetes or immunosuppression, severe and unrelenting ear pain, temporal headaches, and purulent otorrhea. In some cases, patients may also experience dysphagia, hoarseness, and/or facial nerve dysfunction.
If a patient presents with non-resolving otitis externa and worsening pain, they should be referred urgently to an ear, nose, and throat specialist. Treatment typically involves intravenous antibiotics that cover pseudomonal infections.
Overall, while malignant otitis externa is rare, it is important to be aware of its symptoms and risk factors, particularly in immunocompromised individuals. Early diagnosis and treatment can help prevent the infection from progressing and causing more serious complications.
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This question is part of the following fields:
- ENT
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Question 4
Correct
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A 4-year-old girl is brought to the clinic. Her mother reports that she has been complaining of a painful right ear for the past 2-3 days. This morning she noticed some 'yellow pus' coming out of her ear. On examination her temperature is 38.2ºC. Otoscopy of the left ear is normal. On the right side, the tympanic membrane cannot be visualised as the ear canal is filled with a yellow discharge. What should be done in this situation?
Your Answer: Amoxicillin + review in 2 weeks
Explanation:Perforated Tympanic Membrane: Causes and Management
A perforated tympanic membrane, also known as a ruptured eardrum, is a condition where there is a tear or hole in the thin tissue that separates the ear canal from the middle ear. The most common cause of this condition is an infection, but it can also be caused by barotrauma or direct trauma. When left untreated, a perforated tympanic membrane can lead to hearing loss and increase the risk of otitis media.
In most cases, no treatment is needed as the tympanic membrane will usually heal on its own within 6-8 weeks. During this time, it is important to avoid getting water in the ear. However, if the perforation occurs following an episode of acute otitis media, antibiotics may be prescribed. This approach is supported by the 2008 Respiratory tract infection guidelines from the National Institute for Health and Care Excellence (NICE).
If the tympanic membrane does not heal by itself, myringoplasty may be performed. This is a surgical procedure where a graft is used to repair the hole in the eardrum.
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This question is part of the following fields:
- ENT
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Question 5
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A 42-year-old woman visits her doctor with complaints of a persistent blocked nose and reduced sense of smell for the past few months. During examination, the doctor observes pale grey mucosal sacs in both nostrils. The patient has a history of allergies but is otherwise healthy. What is the most likely condition she is suffering from?
Your Answer: Aspirin usage
Explanation:Medical Conditions and Medication Usage: A Brief Overview
Aspirin Usage and Nasal Polyps
Nasal polyps, asthma, and rhinosinusitis are all symptoms of aspirin-exacerbated respiratory disease. This condition is caused by hypersensitivity to aspirin or other cyclooxygenase 1 inhibitors and typically develops in individuals aged 30-40 years. Treatment involves avoiding non-steroidal anti-inflammatory drugs, and in some cases, aspirin desensitization may be performed.COPD and Nasal Polyps
While nasal polyps can be associated with asthma, there is no known association with chronic obstructive pulmonary disease (COPD). Smokers with nosebleeds or unilateral nasal polyps should be referred for urgent ENT assessment to rule out malignancy.Infective Endocarditis and Nasal Polyps
Infective endocarditis occurs when bacteria enters the bloodstream, usually via poor dentition, an open wound, or mechanical device placed in the heart. There is no known association between nasal polyps and infective endocarditis.Paracetamol Usage and Nasal Polyps
Nasal polyps are associated with aspirin sensitivity, not sensitivity to paracetamol. According to the British National Formulary, the only side effect of oral paracetamol is thrombocytopenia, which is considered very rare.Simvastatin Usage and Nasal Polyps
Nasal polyps are not a recognized side effect of statins, which can cause muscle aches, headaches, diarrhea, and sleep disturbances.Understanding Medical Conditions and Medication Usage
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This question is part of the following fields:
- ENT
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Question 6
Correct
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A 58-year-old man complains of recurrent episodes of vertigo and dizziness. These episodes are usually triggered by a change in head position and usually last for about 30 seconds. The examination of the cranial nerves and ears shows no abnormalities. His blood pressure is 122/80 mmHg while sitting and 118/76 mmHg while standing. Assuming that the diagnosis is benign paroxysmal positional vertigo, what is the most suitable course of action to confirm the diagnosis?
Your Answer: Dix-Hallpike manoeuvre
Explanation: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 7
Correct
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A 75-year-old woman comes to the clinic with a painful swelling on the left side of her neck below the jaw angle that has been bothering her for the past 5 days. She also reports a bad taste in her mouth. During the physical examination, the patient has a temperature of 37.8ºC and a tender submandibular mass measuring 4x5cm. Additionally, there is tender lymphadenopathy. What is the probable diagnosis?
Your Answer: Sialadenitis
Explanation:This woman is experiencing sialadenitis, which is inflammation of the salivary gland. It is likely caused by a stone blocking the duct. The submandibular gland is located below the jawline and its duct drains into the floor of the mouth. When there is a discharge from this duct, it can cause a bad taste in the mouth. There are three main salivary glands: the parotid glands, which are located in front of and below each ear, the submandibular glands, which are located below the jawline, and the sublingual glands, which are located beneath the tongue. Disorders of these glands can be caused by infection, inflammation, obstruction, or malignancy. Swelling of the submandibular gland can be caused by a stone or a tumor, which can be either benign or malignant.
Salivary Glands and Their Pathologies
Salivary glands are responsible for producing saliva, which aids in digestion and protects the mouth from harmful bacteria. There are three pairs of salivary glands: parotid, submandibular, and sublingual. The parotid gland is the most common site for tumors, while the submandibular gland is most commonly affected by stones.
Tumors in the salivary glands are rare, but when they do occur, 80% of them are found in the parotid gland. Of these, 80% are pleomorphic adenomas, which are benign. These tumors typically grow slowly and are painless, but surgical removal carries a risk of damage to the facial nerve (CN VII). Warthin’s tumor is another benign tumor that affects the salivary glands, but it is less common than pleomorphic adenomas.
Stones in the salivary glands can cause recurrent pain and swelling, especially when eating. They are most commonly found in the submandibular gland and can lead to infection if left untreated. Other causes of salivary gland enlargement include viral or bacterial infections, as well as autoimmune disorders like Sjogren’s syndrome. Proper diagnosis and treatment are important for managing these conditions and preventing complications.
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This question is part of the following fields:
- ENT
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Question 8
Incorrect
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An 82-year-old woman is brought to see you by her daughter who complains that she has to repeat everything multiple times for her mother to understand. An audiogram confirms sensorineural hearing loss.
What is the most probable cause?
Your Answer: Otosclerosis
Correct Answer: Presbyacusis
Explanation:Causes of Hearing Loss in Adults: Understanding the Differences
As we age, our hearing abilities may decline, leading to a condition known as presbyacusis. This age-related hearing loss affects high-frequency sounds and can be detected through an audiogram that shows reduced hearing for both air and bone conduction at higher frequencies in the affected ear.
Another cause of hearing loss is otosclerosis, which is a form of conductive hearing loss caused by problems with the ossicular chain. An audiogram would show a wide air-bone gap, indicating a gap between the hearing level for both air and bone conduction.
While multiple sclerosis can cause sensorineural hearing loss in adults, it is a rare occurrence and not the most likely option in most cases. Barotrauma, on the other hand, is a conductive cause of hearing loss that can lead to drum perforation. An audiogram would show a wide air-bone gap on the affected ear.
Ménière’s disease is another cause of sensorineural hearing loss, but it is less common than presbyacusis. It typically presents with symptoms of tinnitus, vertigo, and a fullness in the ear. Infections such as measles and mumps, or ototoxic medications, would usually present earlier. Barotrauma and otosclerosis are causes of conductive deafness.
In summary, understanding the differences between these various causes of hearing loss can help individuals and healthcare professionals identify the most likely cause and determine the appropriate treatment plan.
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This question is part of the following fields:
- ENT
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Question 9
Correct
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A 45-year-old businessman presents to the Emergency Department with his second episode of epistaxis in a 24 hour period. On each occasion, the nosebleeds stopped with pressure applied just below the nasal bridge, but the most recent bleed went on for 30 minutes. He has hypertension, for which he takes medication regularly. He also admits to smoking a pack of cigarettes per day and drinking 10-15 units of alcohol each week. There is no history of trauma. He is worried about the problem affecting his work, as he has an important meeting the following day.
On examination, he looks well and is not pale, and his blood pressure and pulse are within normal limits. He is peripherally well perfused. On inspection of the nasal vestibule, there are prominent blood vessels visible on the right side of the nasal septum, with a small amount of clotted blood also present.
What is the most appropriate management plan for this patient?Your Answer: Cauterise the bleeding point using silver nitrate
Explanation:Treatment Options for Epistaxis: From Simple First-Aid Measures to Invasive Procedures
Epistaxis, or nosebleed, is a common condition that can be treated through simple first-aid measures. However, in cases of repeated or prolonged nosebleeds, more invasive treatment may be necessary. Here are some treatment options for epistaxis:
Cauterization: If an anterior bleeding point is seen, cautery can be attempted. This is usually achieved by the application of a silver nitrate stick to the area for around 10 seconds after giving topical local anesthesia.
Blood tests and investigations: Blood tests and other investigations are of little use, as an underlying cause is highly unlikely in a young and otherwise well patient.
First-aid measures: Epistaxis is mainly treated through simple first-aid measures. It is important to reassure the patient that the problem is normally self-limiting.
Nasal tampon: Bleeds that do not settle with cautery, or significant bleeds where a bleeding point cannot be seen, require the application of a nasal tampon and referral to ENT.
Admission: This patient does not require admission. Blood tests are unlikely to be helpful, and she is haemodynamically stable.
In summary, treatment options for epistaxis range from simple first-aid measures to invasive procedures. The choice of treatment depends on the severity and frequency of the nosebleeds.
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This question is part of the following fields:
- ENT
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Question 10
Incorrect
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A 58-year-old man contacts his General Practitioner to request a repeat prescription of xylometazoline hydrochloride nasal spray. He has been using this for the past four weeks to 'clear up his sinuses.'
What is the most likely side effect this patient will develop based on his current management?Your Answer: Septal perforation
Correct Answer: Rebound nasal congestion
Explanation:Understanding the Side Effects of Long-Term Nasal Decongestant Use
Nasal decongestants are a common treatment for nasal congestion, but long-term use can lead to adverse effects. One of the most significant risks is rebound nasal congestion, which can encourage further use and hypertrophy of the nasal mucosa. It is recommended to use nasal decongestants for a maximum of seven days to avoid this risk. Other adverse effects of long-term use include nasal burning, irritation, and dryness, but chronic rhinitis is not a recognized side effect. While cardiovascular effects like tachycardia and hypertension are possible, they are more common with oral decongestants. Septal perforation is a rare side effect of intranasal corticosteroids, not nasal decongestants. It is essential to understand the potential risks of long-term nasal decongestant use and to use them only as directed.
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- ENT
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