BOTH KNEE AP/LATERAL VIEWS X-RAY SCAN
Also Known As
Lab Test
₹1520
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6hrs
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About The Test
What this scan shows
- Clear images of the knee joint space width, bone density, and fracture lines
- Signs of soft-tissue swelling that may indicate injury or infection
- Alignment of the femur, tibia, and patella on both legs for comparison
Why choose Cadabams Diagnostics
- State-of-the-art digital X-ray rooms with minimal radiation dose
- Experienced technicians who position you correctly the first time
- Same-day reports sent straight to your phone or email
- Transparent pricing—no surprise add-ons
What is a BOTH KNEE AP/LATERAL VIEWS X-RAY?
Definition & technology
An X-ray uses low-dose ionising radiation to capture black-and-white images of internal structures. The AP (Anterior-Posterior) view is taken from front to back, while the Lateral view is shot from the side. Together, they give a 360° snapshot of both knees.
AP vs Lateral view explained
- AP view: Highlights joint space narrowing and overall alignment
- Lateral view: Reveals patella position, bone spurs, and fluid in the joint
Types of Knee X-Ray Views
- AP view: Frontal snapshot for alignment and joint space
- Lateral view: Side snapshot for hidden fractures or dislocations
- Optional additional views: Skyline (Merchant) view for patella tracking, if ordered
List of Parameters
- Joint space width: Narrowing indicates cartilage loss
- Bone density: Osteopenia or osteoporosis signs
- Fracture lines: Hairline or displaced breaks
- Soft-tissue swelling: Joint effusion or infection markers
Why This Test
- Injury evaluation: After falls, sports accidents, or road trauma
- Arthritis staging: Monitor progression of osteoarthritis or rheumatoid arthritis
- Pre-surgery planning: Measure bone angles before knee replacement
When to Take Test
Symptoms to watch for
- Persistent knee pain lasting more than 48 hours
- Swelling, redness, or warmth around the joint
- Instability or the feeling of the knee “giving way”
- Clicking or locking sounds during movement
Age & activity groups at risk
- Athletes: Runners, footballers, and dancers with overuse injuries
- Adults 40+: Early signs of osteoarthritis
- Elderly: Higher risk of fractures from falls
- Teens: Growth-plate injuries during sports
Benefits
Benefits of Taking the BOTH KNEE AP/LATERAL VIEWS X-RAY
- Quick 10-minute procedure—in and out during lunch break
- Same-day digital reports via secure email or app
- Cost-effective—starts at ₹800 for both knees
- No sedation or recovery time needed
Illnesses Diagnosed with BOTH KNEE AP/LATERAL VIEWS X-RAY
- Osteoarthritis: Spurs and joint-space narrowing
- Fractures: Tibial plateau, patellar, or femoral condyle breaks
- Ligament avulsions: Bone fragments pulled away by ligaments
- Bone infections: Osteomyelitis with bone destruction
Preparing for test
- Clothing: Wear loose cotton clothes; avoid zippers, sequins, or metal studs
- Jewellery: Remove anklets, knee caps, and any piercings
- Fasting: Not required—eat and drink as usual
Pre-requisites
- Doctor’s prescription: Mandatory for accurate interpretation
- Pregnancy declaration: Required for women of child-bearing age
Best Time to Take BOTH KNEE AP/LATERAL VIEWS X-RAY
- Early morning (7–9 am) for the shortest wait
- Post-injury within 24–48 hours to catch fresh fractures
Eligibility
- Age no bar: From toddlers to seniors
- Contraindications: Pregnancy (defer unless emergency)
Procedure for Taking BOTH KNEE AP/LATERAL VIEWS X-RAY
- Check-in: Show prescription and ID at reception
- Change: Use a hospital gown if clothing has metal
- Positioning:
- AP view: Stand or lie with knees straight, toes pointing up
- Lateral view: Lie on your side with the affected knee on top
- Duration: 2–3 minutes per view
- Comfort measures: Foam pads support legs; no pain involved
Caution Before Taking the Test
- Remove metal objects: Keys, coins, belts
- Inform technician of knee implants, surgical staples, or pacemakers
Test Results
Results and Interpretations
Finding / Observation | Description | |
---|---|---|
Normal | Smooth joint surfaces, equal joint spaces, no fractures | |
Abnormal | Narrowed space, bone spurs, fracture lines, or lytic lesions | |
Next steps | Orthopaedic review within 24–48 hours for treatment plan | |
Risks & Limitations
Radiation exposure facts
- Equivalent to 2–3 days of natural background radiation
- Cumulative dose tracking ensures safety for repeat scans
Conditions X-ray cannot detect
- Soft-tissue ligament tears (requires MRI)
- Early cartilage damage
- Meniscal tears not associated with bone injury
FAQs
How long does the scan take?
5–10 minutes from positioning to completion.
Is the radiation harmful?
Minimal dose; safer than a cross-country flight.
Can I walk immediately after?
Yes, zero downtime.
Do I need a doctor’s referral?
Yes, to ensure the right views are taken.
What if I am pregnant?
Inform staff; the test can be postponed or shielded.
When will I get results?
Same day, usually within 2 hours.