Concealed definition, to hide; withdraw or remove from observation; cover or keep from sight: He concealed the gun under his coat. See more.
Obstructive Shock: Causes, Signs and Symptoms, & First Aid Management. Obstructive shock is a medical emergency that occurs due to mechanical problems that averts diastolic filling resulting to decreased cardiac output. Obstructive shock is a medical emergency that occurs to mechanical problems that avoids diastolic filling from occurring.
Probably the most obvious cause of hypovolemic shock is loss of blood, which is termed hemorrhagic shock. A serious wound, especially one that severs a large artery, can result in loss of sufficient blood to cause shock.