Podcast
Questions and Answers
Monostotic fibrous dysplasia affects only two or more bones.
Monostotic fibrous dysplasia affects only two or more bones.
False (B)
Approximately 70% of fibrous dysplasia cases are classified as polyostotic fibrous dysplasia.
Approximately 70% of fibrous dysplasia cases are classified as polyostotic fibrous dysplasia.
False (B)
McCune-Albright syndrome is a rare form of fibrous dysplasia that occurs in about 10% of cases.
McCune-Albright syndrome is a rare form of fibrous dysplasia that occurs in about 10% of cases.
True (A)
The skull is the least commonly affected site in monostotic fibrous dysplasia.
The skull is the least commonly affected site in monostotic fibrous dysplasia.
Polyostotic fibrous dysplasia refers to a condition where only one bone is involved.
Polyostotic fibrous dysplasia refers to a condition where only one bone is involved.
Flashcards
Monostotic Fibrous Dysplasia
Monostotic Fibrous Dysplasia
Fibrous dysplasia affecting only one bone. This is the most common type, affecting about 7 out of every 10 cases.
Polyostotic Fibrous Dysplasia
Polyostotic Fibrous Dysplasia
Fibrous dysplasia affecting two or more bones. Unlike monostotic, this type affects multiple areas.
McCune-Albright Syndrome
McCune-Albright Syndrome
A rare syndrome characterized by fibrous dysplasia in addition to hormone issues and skin pigmentation changes.
Which bone is most commonly affected in monostotic fibrous dysplasia?
Which bone is most commonly affected in monostotic fibrous dysplasia?
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What's the ratio of cases for monostotic fibrous dysplasia to McCune-Albright syndrome?
What's the ratio of cases for monostotic fibrous dysplasia to McCune-Albright syndrome?
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Study Notes
Fibrous Dysplasia Types
- Monostotic fibrous dysplasia: Only one bone is affected. This is the most common type, representing about 7 out of 10 cases. The skull is commonly affected.
- Polyostotic fibrous dysplasia: Two or more bones are affected.
- McCune-Albright syndrome: Fibrous dysplasia is combined with hormone imbalances and skin pigment changes. Approximately 1 in 10 cases of fibrous dysplasia are diagnosed as McCune-Albright syndrome.
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