SYN: hydropneumothorax.
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pneu·mo·hy·dro·tho·rax -.hī-drō-'thō(ə)r-.aks, -'thȯ(ə)r- n, pl -tho·rax·es or -tho·ra·ces -'thōr-ə-.sēz HYDROPNEUMOTHORAX
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pneu·mo·hy·dro·tho·rax (noo″mo-hi″dro-thorґaks) hydropneumothorax.Medical dictionary. 2011.