What Are the Common Causes of Choking on Saliva?

Asphyxiation signs The body showed signs of suffocation due to the retention of oxygen and carbon dioxide. As the suffocation elapsed time and the physical condition of the deceased are different, the suffocation signs presented are also different. The longer the suffocation process, the more obvious the suffocation signs appear, otherwise the opposite is true. Under normal circumstances, the following cadaver signs may appear: cyanosis of the face, lips, nails and toenails, severe swelling of the face, early and significant corpse spots, dark purple. The conjunctival membrane is congested and the bleeding point is seen. Saliva, semen, and urine are excreted. The roots of the teeth were pale brown-red, and the corpse cooled slowly. After the dissection, the blood was dark red, and the internal organs were congested. The spleen generally became smaller, the right heart was dilated and congested, and the left heart was empty. There were scattered point-shaped bleeding on the visceral surface, especially the heart and lung surfaces. Or edema, purple magenta and so on.