Spontaneous Tumor Lysis Syndrome Secondary to Small-Cell Neuroendocrine Carcinoma of Unknown Origin: A Rare Case Report and Literature Review

<div>IHC (synaptophysin) stain of the tumor tissue showing positive synaptophysin confirming the tumor was neuroendocrine.</div>

Case Reports in Oncological Medicine

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Figure 3: Spontaneous Tumor Lysis Syndrome Secondary to Small-Cell Neuroendocrine Carcinoma of Unknown Origin: A Rare Case Report and Literature Review 

Figure 3 | Spontaneous Tumor Lysis Syndrome Secondary to Small-Cell Neuroendocrine Carcinoma of Unknown Origin: A Rare Case Report and Literature Review 