A Clinical Study on the Efficacy and Safety of Paclitaxel Polymeric Micelles and Cisplatin Combined With Cadonilimab as a Neoadjuvant Therapy for Locally Advanced Esophageal Squamous Cell Carcinoma

Paclitaxel Polymeric Micelles for Injection:Cycle 1: 230mg/m2, IV ≥3 hours; Cycles 2-4: If the patient has a neutrophil nadir ≥1.0 x 109/L along with a platelet nadir ≥80 x 109/L after Cycle 1 dosing and has not experienced grade II-IV non-hematologic toxicity, then give 260mg/m2, IV ≥3 hours, d1, q3w; Cisplatin: 25mg/m2/d x d1-3, IV drip, q3w; Cadonilimab: 10mg/kg, IV drip, d3, q3w;