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Metastatic renal cell carcinoma presenting as epistaxis
1Department of Otolaryngology and Head and Neck Surgery, Communication Disorder Institute of the Medical Science Research Center, Korea University, 152-703, Seoul, Korea. hmlee91@hotmail.com
Summary
Metastatic tumors in the nasal sinuses are rare, often originating from renal cancer. This case highlights how nasal symptoms can be the first sign of kidney cancer, delaying diagnosis.
Area of Science:
- Oncology
- Otorhinolaryngology
Background:
- Metastatic tumors in the nasal and paranasal sinuses are uncommon.
- Renal cell carcinoma is a frequent origin for such metastases.
- Early metastasis is characteristic of renal cell carcinomas.
Observation:
- A 73-year-old patient presented with recurrent epistaxis.
- A metastatic tumor in the nasal/paranasal sinuses was surgically removed.
- Primary renal cell carcinoma was identified post-surgery.
Findings:
- Nasal metastatic tumors can present as the sole initial manifestation of renal cell carcinoma.
- Diagnosis can be challenging due to the rarity and atypical presentation.
- Surgical removal preceded the identification of the primary kidney cancer.
Implications:
- Highlights the importance of considering distant metastases in unexplained nasal symptoms.
- Underscores diagnostic challenges in rare metastatic presentations.
- Emphasizes the need for thorough investigation when encountering sinonasal masses of unclear origin.