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  2. Osteoma - Wikipedia

    en.wikipedia.org/wiki/Osteoma

    Osteoma. An osteoma (plural osteomas or less commonly osteomata) is a new piece of bone usually growing on another piece of bone, typically the skull. It is a benign tumor . When the bone tumor grows on other bone it is known as "homoplastic osteoma"; when it grows on other tissue it is called "heteroplastic osteoma". [1]

  3. List of Ohio area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Ohio_area_codes

    In 2015, area code 740 was overlaid with 220, relieving its rapid depletion. In 2016, area code 614 was overlaid with 380 in the Columbus/Central Ohio area for the same reason. In 2020, 326 was added as an all services overlay for 937. Area code 283 was added as an overlay for 513 on April 28, 2023. [2] [3] Area code 436 went into service on ...

  4. Osteoid osteoma - Wikipedia

    en.wikipedia.org/wiki/Osteoid_osteoma

    An osteoid osteoma is a benign (non-cancerous) bone tumor that arises from osteoblasts and some components of osteoclasts. It was originally thought to be a smaller version of an osteoblastoma. Osteoid osteomas tend to be less than 1.5 cm in size. The tumor can be in any bone in the body but are most common in long bones, such as the femur and ...

  5. Osteoblastoma - Wikipedia

    en.wikipedia.org/wiki/Osteoblastoma

    Osteoblastoma. Osteoblastoma is an uncommon osteoid tissue-forming [1] primary neoplasm of the bone. It has clinical and histologic manifestations similar to those of osteoid osteoma; therefore, some consider the two tumors to be variants of the same disease, [2] with osteoblastoma representing a giant osteoid osteoma.

  6. Area codes 614 and 380 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_614_and_380

    The regions shown in blue are in Ohio. Area codes 614 and 380 are telephone area codes in the North American Numbering Plan (NANP) for all or part of four counties in central Ohio, surrounding and including the state capital of Columbus. Area code 614 is one of the original area codes assigned for Ohio in 1947, while area code 380 is an overlay ...

  7. Old Oaks Historic District - Wikipedia

    en.wikipedia.org/wiki/Old_Oaks_Historic_District

    The Old Oaks Historic District was founded as a streetcar suburb in 1891 when streetcar service in Columbus became electrified. In 1892, a group of developers platted the Oakwood Addition subdivision. A notable landmark, St. John's Catholic Parsonage and School, was built in 1898, with neighborhood construction taking place throughout the ...

  8. Area codes 740 and 220 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_740_and_220

    Area code 740 was established by an area code split of area code 614 on November 8, 1997. By the end of 2013, exhaust studies indicated that the 740 area code would run out of telephone numbers sometime in 2015. The Public Utilities Commission of Ohio chose a relief plan by implementing an overlay with new area code 220, effective April 22 ...

  9. List of North American Numbering Plan area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_American...

    this was the first part of North America to have its code changed three times: from 213 to 714 1951: to 619 in 1982, and to 760 in 1997. was to have originally split off the portion of 760 serving San Diego County to a new 442 area code in late 2008/early 2009; that plan was cancelled. 2009: overlaid by 442. 761.