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what do hot spots on a bone scan mean

A 39-year-old member asked:
Dr. Andrew Turrisi
46 years experience Radiation Oncology
No -Nonspecific: Called "false positives" when this is the case. Can be in joints (common); prior fractures; benign bony abnormalities. Next step may be mri, plain x- ... Read More

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A 42-year-old member asked:
Dr. Douglas Linville II
29 years experience Orthopedic Spine Surgery
Unable to answer: T1 images will show water, air, and cortical bone as dark. T2 images will show air, cortical bone, and other hydrophobic substances as dark. So depend ... Read More
A 50-year-old member asked:
Dr. Travis Kidner
16 years experience Surgical Oncology
Possible: Melanoma does have the ability to travel to bone and would show up on a bone scan. However other processes (non-malignant) can also also light up on ... Read More
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5 thanks
A 38-year-old female asked:
Dr. Silviu Pasniciuc
26 years experience Internal Medicine
Early gout?: Early gout, among others, may affect preferentially the big toes.
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1 thank
A 69-year-old female asked:
Dr. Cesar Sturla
34 years experience Internal Medicine
Biopsy or PEP: It is not unusual to see abnormal bone scan with normal x-rays. If there is a doubt about the abnormality you should have either a percutaneous biopsy ... Read More
A 65-year-old female asked:
Dr. Robert Neviaser
Specializes in Orthopedic Surgery
Isotope deposits: A bone scan invovles injecting a radioisotope into the body. The brighter white areas are where the body has deposited more of the isotope than the l ... Read More
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2 thanks
A 39-year-old member asked:
Dr. Bruce J. Stringer
46 years experience Radiology
Elevated activity: Increased uptake on a nuclear medicine bone scan can be secondary to a healing fracture, infection of the bone (osteomyelitis), arthritis, and tumor. ... Read More
A 55-year-old female asked:
Dr. Helmy Guirgis
45 years experience Hematology and Oncology
Smart question: I wondered about that myself. It could be the balance between blastic (forming) and clastic (dissolving) bone which determines the lighting process. U ... Read More
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A 39-year-old female asked:
Dr. Gerald Klein
49 years experience Radiology
Yes: Bone scan radioisotope excreted by kidneys. Photopenic areas (white spots) in kidneys suggest a space occupying lesion which is blocking normal excret ... Read More
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A 57-year-old female asked:
Dr. Gerald Mandell
51 years experience Nuclear Medicine
Decreased uptake: Photopenia or decreased uptake can mean further compression and loss of normal activity, ischemia or decrxeased perfusion, or sometimes result from in ... Read More

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