Knee — Osteoarthritis — Microscope & Medical Imaging Simulator

Musculoskeletal

All Phantoms

Degenerative knee with joint space narrowing, osteophytes, subchondral sclerosis, cartilage thinning, and Baker's cyst

Modalities: MRI CT DIGITAL RADIOGRAPHY ULTRASOUND

Images: 3

Structures: 10

Compatible Instruments: 16

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Knee X-ray — Osteoarthritis

AP radiograph showing degenerative joint disease with joint space narrowing

DIGITAL RADIOGRAPHY Downloaded 2026-03-16

https://commons.wikimedia.org/wiki/File:Knee%20plain%20X-ray%20weight%20bearing.jpg

Knee X-ray — Osteoarthritis

AP radiograph showing degenerative joint disease with joint space narrowing

DIGITAL RADIOGRAPHY Downloaded 2026-03-16

https://commons.wikimedia.org/wiki/File:Knee%20plain%20X-ray%20weight%20bearing%20flexion.jpg

Knee MRI — Degenerative Changes

MRI showing cartilage loss and degenerative meniscal changes

MRI Downloaded 2026-03-16

T2 Sagittal

https://commons.wikimedia.org/wiki/File:Stem%20cells%2C%20Hues%209%20p%2023.jpg

Structure	Density (HU)	T1 (ms)	T2 (ms)	Echo	Rel. Size
Cortical Bone	1200	300	1	0.95	16%
Cancellous Bone	300	400	50	0.7	12%
Subchondral Sclerosis	900	320	2	0.9	4%
Osteophyte	800	310	2	0.92	3%
Thinned Cartilage	75	1200	30	0.25	2%
Meniscus Degeneration	70	950	20	0.35	3%
Bakers Cyst	10	3500	800	0.03	3%
Effusion	15	3000	500	0.05	4%
Muscle	40	900	35	0.4	13%
Fat	-100	250	80	0.6	10%

Knee — Osteoarthritis