Congenital diaphragmatic hernias are most common postero laterally which are called as Bochdalek hernias. They are very rare to occur in adults. Here we present a case of 50-year-old male who presented with acute respiratory distress with suspected diagnosis of hydropneumothorax which was later confirmed as left sided Bochdalek hernia. https://safeersappliancers.shop/product-category/neff-d96ikw1s0b-90cm-angled-chimney-hood-black/