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Pulmonary Squamous Cell Carcinoma Presenting as Glenoid Bone Metastasis: A Case Report
Anas El Zouhbi1, Michael Daaboul1, Jad M El Abiad1
1Division of Orthopedic Surgery, Department of Surgery, American University of Beirut Medical Center, Beirut, Lebanon.
None:
We present the case of a 64-year-old male patient who reported right shoulder radiculopathy, right-hand weakness, and 3 kg weight loss. Physical examination revealed restricted active shoulder mobility. Magnetic resonance imaging showed a massive septated lesion in the glenoid that infiltrated adjacent tissues, indicating sarcoma. Core needle biopsy revealed metastatic poorly differentiated squamous cell cancer. Positron emission tomography scan results showed a primary lung tumor (stage IVB) with metastases to the left adrenal gland and a large mass in the right glenoid. This case describes the first documented case of metastatic lung squamous cell carcinoma to the shoulder glenoid, an uncommon metastatic location.