Category Archives: Vital Signs

Clinical evaluation of meningitis

An 18 year old female college freshman presents to the Emergency Department with fever for 8 hours, headache and diffuse myalgias.  Her maximium temperature has been 102.8° F (39.3 C) and she has vomited five times.  She is mildly tachycardic, … Continue reading

Posted in Infectious Disease, Medical, Vital Signs | Leave a comment

Autonomic Dysreflexia

Autonomic dysreflexia (AD) is an uncontrolled sympathetic response caused by a precipitant below the level of injury that generally occurs in patients with spinal cord injury (SCI) at levels of T6 and above. Up to 90% of patients with SCI … Continue reading

Posted in Neurology, Vascular, Vital Signs

Hypothermia in Trauma

Hypothermia in a trauma patient is classified differently than environmental hypothermia: mild (36–34 °C), moderate (34–32 °C), or severe (below 32 °C). Oxygen debt is increased as hypothermia causes an increase in oxygen consumption and a reduction of oxygen release from hemoglobin to … Continue reading

Posted in Resus, Trauma, Vital Signs | 1 Comment

Heart rate in hemorrhage

Heart rate after hemorrhage is a difficult subject to nail down as most articles are retrospective. There are a lot of papers out there on this subject. Anyway, heart rate is consistently reported as a poor predictor of hemorrhage and … Continue reading

Posted in Trauma, Vital Signs | 1 Comment