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.
Some severe infections can cause shock. This is known as septic shock. It can occur if bacteria enter the bloodstream. The bacteria release a toxin (poison) that leads to a dangerous drop in blood pressure. A severe loss of blood or fluids from the body also can cause shock.