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Coccyx subluxation

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Coccyx subluxation
Loss of swallow tail sign in Parkinsonism

Loss of swallow tail sign in Parkinsonism

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Loss of swallow tail sign in Parkinsonism
Hemangioma

Hemangioma

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Hemangioma
Right Psoas Abscess

Right Psoas Abscess

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Right Psoas Abscess

Fracture Healing

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Generally bones heal in about 6-8 weeks, but healing depends on location of the bone. Healing is fastest in the phalanges (around 3 weeks),...
subchondral erosions of the fourth left distal interphalangeal joint and right third and fourth proximal interphalangeal joints with periosteal reaction.

Psoriatic Arthritis

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Psoriatic and reactive arthritis –Erosive and productive change (also seen in erosive OA) –Erosions have fuzzy margins and wisps of periostitis –Distal predominance and soft tissue swelling –In...
Erosive osteoarthritis.

Erosive Osteoarthritis

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Inflammatory form of OA that affects postmenopausal middle aged women Often limited to the hands, especially PIP and DIP, and 1st carpometacarpal and STT joints Gull...
Salt and pepper skull.

Hyperparathyroidism/Renal Osteodystrophy

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Findings –Subperiosteal resorption along radial aspects of middle phalanges, especially 2nd and 3rd –Brown tumors (lytic lesions) –Soft tissue Ca+ –Acroosteolysis –Cortical tunneling, osteopenia, subchondral resorption mimicking erosions –Occasionally, diffuse...
Scleroderma

Scleroderma

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Findings –Atrophy and tapering of soft tissues of fingers –Acroosteolysis –Subcutaneous Ca+ or joint Ca+ –Erosions (late finding) with predilection for PIP and DIP –Flexion contractures –Very distinctive feature is...
Blade-of-grass sign. 

Paget Disease

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  Blade of grass: V-shaped lucency in metadiaphysis, usually in long bone, representing lytic phase Most often seen in femur and tibia In skull,...

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Cavernoma

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Cavernoma

Post traumatic middle meningeal artery pseudo aneurysm

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Post traumatic middle meningeal artery pseudo aneurysm

Pivot shift injury

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Pivot shift injury