What symptoms occur before a person becomes critically ill?
The symptoms preceding critical illness in humans may involve multiple systems, potentially affecting the respiratory, circulatory, nervous, and urinary systems, as well as the skin.
1. Respiratory System
Prior to becoming critically ill, a person may exhibit respiratory symptoms such as weak breathing, mouth breathing, or a respiratory rate below 20 breaths per minute.
2. Circulatory System
Prior to critical illness, signs involving the circulatory system may include gradually slowing heartbeat, weakened cardiac pulsation, and arrhythmia.
3. Nervous System
Before reaching a critical condition, individuals often experience drowsiness, stupor, or even coma. During this period, consciousness is lost and there is no response to stimuli such as pain.
4. Urinary System
Prior to critical illness, a person may experience urinary incontinence, oliguria (reduced urine output), or anuria (absence of urine production).
5. Skin
Skin-related symptoms before critical illness may include pallor of the skin and mucous membranes, as well as cold extremities. Since each individual's physical constitution and underlying condition differ, the specific clinical manifestations before critical illness can vary significantly. Immediate medical intervention should be sought upon the appearance of any of the above symptoms.