The patient is a 64-year old male who presented with a five-month history of dysphagia of solids greater than liquids


Question Number 0670
Question:
The patient is a 64-year old male who presented with a five-month history of dysphagia of solids greater than liquids. He denied pain, recent and remote trauma. An endoscopy revealed a prominent mucosa-covered lesion near the vocal cords. A CT scan revealed a large, bulky, well-circumscribed tumor involving the right pyriform sinus. Biopsy showed that the he tumor cells had abundant eosinophilic cytoplasm. Cytoplasmic vacuolization was evident. There was well-oriented cytoplasmic cross-striation. Immunohistochemical stains showed the skeletal muscle differentiation A likely diagnosis is :
a) Rhabdomyoma
b) sliding hiatus hernia
c) upper esophageal web
d) scleroderma
e) Kaposi's sarcoma


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