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The Chvostek sign (/ˈkvɒstɪk/) is a clinical sign of existing nerve hyperexcitability (tetany) seen in hypocalcemia.It
The Chvostek sign ... is a clinical sign ... hyperventilation, which causes ... normal calcium level ... #Chvostek #Signs
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
pulse oximeter causes ... closely to MetHb level ... for any MetHb level ... Concentrations #Signs
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
has a number of causes ... the medullary level ... punctuated by frequent sighs ... Occasional sighs ... Causes include
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... coagulopathy, decreased level ... CNS infection: fever ... thrombophilia, neurologic signs
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Guidelines for Crises ... in Anaesthesia Causes ... Signs: hypotension ... field to below level ... Guidelines for crises
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... Pain reported at level ... Non-compressive Spinal Cord Causes ... loss: Sensory level
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Faget Sign - Pulse-Temperature ... Dissociation Causes ... • Infectious Causes ... Non-Infectious Causes ... 30048576/ #Faget #Sign
Attention Deficit Hyperactive Disorder (ADHD): Pathogenesis and clinical findings
 - For diagnosis, must have either 26
developmental level ... their turn • Causes ... diagnosis #symptoms #signs
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Faget's Sign & Liebermeister's ... BPM INFECTIOUS CAUSES ... OTHER CAUSES ... #Fagets #Sign #Pulse ... #differential #causes
Abdominal Pain - Physical Examination Signs and Maneuvers
 - Murphy's sign
 - Kehr's sign
 - McBurney's
- Kehr's sign ... - McBurney's sign ... - Psoas sign ... - Cough sign ... - Pulsatile Masses