Arab Orthopaedic Board MCQs - Part 18

The odontoid process fuses to the vertebral body by the:

The craniocervical junction and the atlantoaxial joints are secured by both external and internal ligaments. Which of the following is not an internal ligament involved in securing the craniocervical junction:

The apical portion of the dens ossifies by age:

The continuation of the supraspinous ligament on to the occiput becomes known as the:

The echancrure or anvil is known to articulate with the:

The uncovertebral bodies are referred to as:

Which of the following spinous processes is not bifid:

Which of the following structures defines the lateral extent of surgical exposures:

In the cervical spine the intervertebral foramina is largest at:

Which structure is not included in the border of the intervertebral neural foramen:

The facet joints in the cervical spine are:

Mechanoreceptors are found most in the:

The cervical facets, C3-C4 to C7-T1, are supplied by the:

Which of the following structures is not a component of the intervertebral disc:

Cervical lordosis results mainly from:

Which of the following substances is found in the disc and is thought to be an inflammatory mediator

The distal intramedullary canal of the humerus terminates at:

The radial nerve courses along the spiral groove proximal to the lateral epicondyle by:

A spiral fracture of the distal one-third of the humeral shaft commonly associated with neuropraxia of the radial nerve (22% incidence) is known as:

Should a coaptation splint followed by functional brace be used in a humeral shaft fracture, which alignment would not be acceptable:

Absolute contraindications to conservative management of a humeral shaft fracture would include all, except:

A common malunion deformity in the conservative management of humeral shaft fractures, would be:

Absolute indications for open reduction of a humeral shaft fracture would indicate all, except

All the following are indications for IM nailing of a humeral fracture, except:

The posterior approach to the humerus is indicated or used for all except:

The complication rate on comparing IM nailing with plating in fractures of the shaft humerus is:

When a Radial nerve palsy occurs following a humeral shaft fracture, all the following statements are true, except:

On conservative management of a humeral shaft fracture what is not true among the following statements:

On asking a young boy to get up from a seated position and he uses his hands to support him to do so, what would be your most likely diagnosis:

Gower’s test when positive favor’s the diagnosis of:

Which of the following statements does not apply to coxa vara:

Slipped capital femoral epiphysis is when:

A 12 year old obese boy is brought to your clinic complaining of knee pain and on observing his gait you realize he has an antalgic gait with external rotation of the whole lower extremity. Your diagnosis at first site would be:

An uncommon hip disorder that is seen most often in African Americans, in girls, and in adolescents 12 to 14 years of age. It is frequently associated with SCFE (with a reported incidence of up to 8%), but the exact cause is not known. This would be most likely:

A toddler’s fracture is:

Contracture of the peroneal muscles in a 13 year old boy, resulting in a stiff, everted Flatfoot would suggest a diagnosis of:

The best way to measure a leg length discrepancy in a child, would be:

In children younger than 5 years of age diagnosed to have a malignant bone tumor, which of the following would be the most likely diagnosis:

A sudden deterioration of gait or loss of previously achieved motor milestones in a child would suggest a:

Which of the following types of Leukemia most commonly involves bone, in a child:

Which of the following radiologic findings in bone is often seen in leukemia:

Back pain in children younger than 5 years of age should be taken seriously especially when a five year old child refuses to stand or flexes the hip to fetch an object from the floor. This could most likely be due to:

The most common cause of identifiable lumbar back pain in active adolescents would be:

In older adolescents complaining of back pain with an onset commonly occurring during the adolescent growth spurt and is more frequent in boys, would be:

A more precise imaging modality for localizing spinal lesions, and for diagnosing spondylolysis and stress fractures in the lumbar spine, would be:

Cavitation of the spinal cord involving pathways that carry impulses of pain and temperature sensations is known as:

A 6 year old child presents to your clinic having low back pain, recently progressive scoliosis, spasticity with contractures, and a decrease in motor function. He also had bladder dysfunction and a positive Babinski sign. Your most likely diagnosis on a plain x-ray would be:

A disease that occurs in children younger than 10 years and have back pain, long bone pain from compression fractures, and difficulty walking, that should be differentiated from Leukemia, would be:

The most common organism to cause infectious spondylitis would be:

A lesion that is extremely vascular, where preoperative angiography with Gelfoam embolization can decrease the amount of intraoperative blood loss, would be: