Which of the following is a common feature of Neurofibromatosis type 1?

Prepare for the NBEO Systemic Disease Exam. Use flashcards and multiple-choice questions to test your knowledge. Each question includes hints and explanations. Enhance your understanding and readiness for the exam.

Neurofibromatosis type 1 (NF1) is a genetic disorder characterized primarily by the presence of neurofibromas, café au lait spots, and other neurocutaneous manifestations. Each of the features mentioned provides insight into this condition:

Neurofibromas are benign tumors that develop from the nerve sheath and are hallmark manifestations of NF1. These tumors can appear on the skin, spinal cord, and other areas of the nervous system. Their presence is a significant diagnostic criterion for NF1.

Café au lait spots are flat, pigmented birthmarks that are also commonly observed in individuals with NF1. The presence of six or more café au lait spots, each over 5 mm in diameter, is considered a diagnostic criterion for the disorder.

Although acoustic neuromas, which are tumors on the vestibular cochlear nerve, are associated more with Neurofibromatosis type 2 (NF2), they can occasionally occur in NF1 as well, but they are not as characteristic or common as the other features.

Thus, while the presence of neurofibromas and café au lait spots are vital features consistently associated with Neurofibromatosis type 1, the inclusion of acoustic neuromas in the context

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