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Year : 2021  |  Volume : 18  |  Issue : 1  |  Page : 31-41


Baby Memorial Hospital, Calicut, Kerala, India

Date of Web Publication25-Jul-2021

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Source of Support: None, Conflict of Interest: None

DOI: 10.4103/2667-3665.322301

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How to cite this article:
Pillai SS, Nikhil C S, Gopakumar. JOASIS-Quiz 1. J Orthop Assoc South Indian States 2021;18:31-41

How to cite this URL:
Pillai SS, Nikhil C S, Gopakumar. JOASIS-Quiz 1. J Orthop Assoc South Indian States [serial online] 2021 [cited 2022 Jan 26];18:31-41. Available from: https://www.joasis.org/text.asp?2021/18/1/31/322301

  Question 1 Top

  • Mr X 36 yrs, unmarried, thin built, 5 ft ht
  • Living alone at Mumbai
  • Sustained a trivial fall – His tibia was nailed there one yr ago
  • Trivial fall again and brought to casualty with inability to walk. Xray of LS Spine and pelvis with femur
  • Unable to walk
  • Treatment options
  • Tibia nailed 1 yr before at Mumbai

Choose the correct answer

  1. Interlocking nailing on the left, Uncemented THR on the right side
  2. Interlocking nailing on the left, Cemented THR on the right
  3. Interlocking nailing on the left, Osteosynthesis with suitable implants on the right
  4. Immobilization and bed rest on BB splint
  5. Do nothing , only calcium and vitamin D

  Q.2- Five months old infant Top

  • Swelling at the sacral region since birth
  • Gradual increase in size
  • Painless
  • Cystic to firm consistency
  • Routine lab investigations -WNL


  • 1. Meningocoele
  • 2. Meningomyelocoele
  • 3. Lipomyelocoele
  • 4. Tuberculosis
  • 5.Sacrococcygeal teratoma
  • 6.GCT of sacrum
  • 7.Aneurysmal Bone Cyst
  • 8.Chordoma of sacrum

  Q3. Top

  • 72 yr old lady
  • Swelling in the left thigh which was there for some time , about 5 yrs
  • Recent increase in size over 5 months
  • Blood investigations --normal


  1. Lipoma
  2. Liposarcoma
  3. Chondrosarcoma
  4. Syanovial sarcoma
  5. Fibrosarcoma
  6. GCT of tendon sheath

  Q4. Top

Clinical findings

  • 65 yr old man
  • Pain and swelling of left shoulder- 2 months duration
  • Diabetic
  • Chronic renal failure patient on hemodialysis weekly thrice
  • ESR 45mm/1hr
  • The humeral head is damaged in radiograph, osteoporotic with moth eaten like appearance
  • An incision and drainage yielded


  1. Amyloidosis
  2. Tuberculosis
  3. Atypical mycobacterial infection
  4. Chronic suppurative synovitis
  5. Villonodular synovitis
  6. Acute synovitis

  Q5. Top

  • 59 yr old male
  • Low back ache
  • Radicular pain for quite some time
  • Then, Underwent minimally invasive discectomy at one center…L4-5 and L5-S1
  • 5 days later he was complaining of pain again
  • Thought of infection
  • Send to another centre
  • There he was re explored
  • Found nothing
  • Gave antibiotics , antidepressants analgesics
  • HPE—acute on chronic inflammation
  • His pain persisted
  • ESR – 90 mm/hr
  • TC, DC –Nl
  • Gradually he developed inability to walk , severe pain at night, leg cramps, weakness of both lower limbs
  • Taken to another centre– but the same treatment

ESR -120mm/hr follow up MRI


  1. M. Tuberculosis infection
  2. Disseminated malignancy
  3. Fungal osteomyelitis
  4.  Brucellosis More Details
  5. Ochronosis
  6. None of the above

Q6. 10 days old child with leg swelling and not moving limb. H/O Delivery by caesarean section. Afebrile

  1. What is the diagnosis
  2. Why?
  3. Conditions causing cortical thickening in infants

Q7. 10 year old kid with low backache.

  1. What is the radiological sign called
  2. What is the diagnosis

Q8. 40 year old with history of fall on an outstretched hand

  1. Identify the injury
  2. What is inverted tea cup sign

Q9. 8 month old child with dimple at the buttock

  1. What is the diagnosis?
  2. What is the most common predisposing factor

Q10. 10 year old child with history of high velocity injury.

  1. What is the radiological sign called?
  2. What is the diagnosis

Q11. 32year old man with pain and swelling around ankle of 2 week duration

  1. What is the most probable diagnosis?
  2. Why?

Q12. 1 month old with asymmetrical limb length

  1. What is the most probable diagnosis?
  2. Why?

Q13. 10 year old boy with limitation of movements in the left hip

  1. What is the radiological sign called?
  2. What is the diagnosis

Q14. 55 year old man with poly arthralgia and back pain

  1. What is the radiological sign called?
  2. What is the diagnosis

Q15. 30 year old man with abnormal facies, limb pains

  1. What is the probable diagnosis?
  2. Differential diagnoses ?

Prize for the winner


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