PMC7264008_01
Human tail-like cutaneous appendage in the patient's lumbosacral region.
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Physical examination revealed a 6 cm long appendage attached to the sacrum, like a human tail (Fig. 1).
Human tail-like cutaneous appendage centered on the patient's lumbosacral region.
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Adjacent to LDM stalk, a dorsal lipoma can be visualized in the T2 MRI (Fig. 2).
Lipomatous pedicle at the base of the appendage was dissected. The myofascial defect was located below the level of S2, which gives passage to the lipomatous pedicle.
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A fibroadipose bundle continued toward the intradural space S1-S2 (Fig. 3).
The histopathology slide of the fibroneural pedicle reveals a central lipoma, and peripherally located nerves and neuroglial tissue.
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Subcutaneous lipomatous stalk consisted of peripheral nerves, lipomatous and neuroglial tissues, which were contiguous to the fibroadipose tissue of the appendage (Fig. 4).