What percentage of distal radial fractures are intra-articular?
- Approximately 50% (correct)
- More than 75%
- Less than 25%
- Less than 10%
Which type of distal radial fracture is classically described as a 'Dinner Fork' deformity?
- Colle's fracture (correct)
- Smith's fracture
- Chauffeur's fracture
- Barton's fracture
A high-energy mechanism, such as a fall from height or motor vehicle accident, is more commonly associated with distal radial fractures in which age group?
- Infants
- Younger individuals (correct)
- Older individuals
- Middle-aged adults
Which factor is considered a risk factor for distal radial fractures?
<p>Early menopause (C)</p>
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Median nerve symptoms like numbness are common in the presentation of distal radial fractures due to:
<p>Compression within the carpal tunnel (A)</p>
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Which distal radial fracture is also known as a Reverse Colle's fracture?
<p>Volar angulation (C)</p>
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Smith's fractures typically occur due to a fall onto an outstretched hand (FOOSH) with the forearm fixed in which position?
<p>Supination (C)</p>
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Surgical treatment for a distal radial fracture is indicated in cases of intra-articular displacement greater than:
<p>2 mm (B)</p>
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Which complication is listed as potentially following a distal radial fracture?
<p>Complex regional pain syndrome (CRPS) (A)</p>
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What is the typical angle of volar tilt in a normal wrist, relative to the neutral position?
<p>$11^{ext{°}}$ (B)</p>
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Which carpal bone forms the floor of the anatomical snuffbox and is frequently fractured?
<p>Scaphoid (B)</p>
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If a patient presents with clinical suspicion of a scaphoid fracture but initial X-rays are negative, what is the recommended next step in management?
<p>Treat clinically for fracture and repeat X-rays in 2 weeks. (C)</p>
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Fractures in which region of the scaphoid bone carry a higher risk of avascular necrosis (AVN)?
<p>Proximal pole (C)</p>
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Which complication is specifically noted as a potential issue following scaphoid fracture?
<p>Scapholunate disruption with associated wrist collapse (D)</p>
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Carpal tunnel syndrome is the most common compressive neuropathy affecting which limb?
<p>Upper limb (D)</p>
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Which nerve is primarily compressed in carpal tunnel syndrome?
<p>Median nerve (D)</p>
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Which group of individuals is stated to be more commonly affected by carpal tunnel syndrome?
<p>Women (A)</p>
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Symptoms of carpal tunnel syndrome are often reported to be worse during which time of day?
<p>Night (A)</p>
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Moving or shaking the hands is noted to potentially help alleviate which condition's symptoms?
<p>Carpal tunnel syndrome (B)</p>
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Wasting of the thenar eminence muscles is a sign of carpal tunnel syndrome that typically occurs in what stage?
<p>Late stage (D)</p>
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Sensory deficit in the median nerve distribution is a symptom of carpal tunnel syndrome affecting which area?
<p>Thumb, index finger, middle finger, and half of the ring finger (B)</p>
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Which clinical test involves tapping directly over the median nerve at the wrist to elicit tingling or pain?
<p>Tinel's test (A)</p>
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Phalen's test, used in the clinical examination for carpal tunnel syndrome, involves:
<p>Passive wrist flexion (C)</p>
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Which diagnostic test is listed for confirming the diagnosis of carpal tunnel syndrome?
<p>Electromyography (EMG) studies (C)</p>
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Conservative treatment for carpal tunnel syndrome includes:
<p>Night-time splinting (B)</p>
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Surgical decompression for carpal tunnel syndrome is recommended if symptoms persist for longer than:
<p>6 months (D)</p>
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Rheumatoid arthritis (RA) is described as primarily affecting which joints in the hand?
<p>Proximal interphalangeal (PIP) and metacarpophalangeal (MCP) joints (C)</p>
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Which serological marker is often associated with the aetiology of Rheumatoid Arthritis?
<p>HLA DR4 (D)</p>
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Which task testing fine motor skills is mentioned as part of an examination assessing the impact of Rheumatoid Arthritis on Activities of Daily Living (ADLs)?
<p>Fastening a button on a shirt (C)</p>
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In Rheumatoid Arthritis of the elbow, X-rays may show gradual destruction of the radial head and widening of which anatomical feature?
<p>Trochlear notch of the ulna (C)</p>
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Conservative medical treatment for Rheumatoid Arthritis may include which class of medications?
<p>Biologics like Infliximab (C)</p>
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Which hand deformity in Rheumatoid Arthritis is characterized by hyperextension at the proximal interphalangeal (PIP) joint and flexion at the distal interphalangeal (DIP) joint?
<p>Swan Neck deformity (C)</p>
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A Boutonniere's deformity is characterized by flexion at the PIP joint and extension at the DIP joint. This is often caused by disruption of which tendon structure?
<p>Extensor Digitorum Communis central slip (D)</p>
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Plain film X-rays in Rheumatoid Arthritis may show which finding?
<p>Marginal erosions (D)</p>
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Kienbock's disease is defined as avascular necrosis of which carpal bone?
<p>Lunate (B)</p>
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De Quervain's tenosynovitis involves inflammation of the tendon sheaths of which muscles?
<p>Extensor Pollicis Brevis and Abductor Pollicis Longus (D)</p>
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Trigger finger typically involves the impaired movement or 'triggering' of which type of tendon?
<p>Flexor tendon (B)</p>
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Dupuytren's contracture is characterized by a progressive contracture of which tissue in the hand?
<p>Palmar fascia (A)</p>
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To assess the motor function of the Radial nerve, which action is typically tested in the hand?
<p>Extending the wrist and fingers at the knuckle joint (D)</p>
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To assess the sensory function of the Ulnar nerve in the hand, which specific area would you palpate?
<p>Between the little finger and distal ring finger on the palmar and dorsal surface (B)</p>
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