71 results
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
Orthostatic (4-24%) • Reflex ... • Non-syncopal cause ... 20%) • Unclear cause ... differential #diagnosis #management
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... such as reflex ... life-threatening causes ... further guide management ... depends on the cause
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... middle finger. 2) Ask ... the patient to relax ... Hoffmanns #Sign #Reflex
Pyloric Stenosis - Overview - Lightning Learning

Thickened pyloric muscle obstructing the passage of milk going into
be mistaken as reflux ... Cause is unknown ... Stenosis #Diagnosis #Management
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
SVR • Risk of reflex ... • Higher doses cause ... cAMP/cGMP • Causes ... Pharmacology #Summary #management
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
pupillary light reflex ... Optic nerve* (main cause ... neuritis due to MS
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
• Initial Management ... Syndrome • Syndrome caused ... • Management: ... cord function and reflex ... bulbocarvenosus reflex
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... of normal leg reflexes ... CaudaEquina #Syndrome #MSK
Hypotension - Rapid Response Management

1) Ask for vitals en route
2) Immediate Assessment
3) Examine for a cause:
Rapid Response Management ... 1) Ask for vitals ... Examine for a cause ... #Hypotension #Management
Hypoxemia and Dyspnea - Rapid Response Management

1) Ask for vitals en route
2) Stabilize: Nasal canula 
3)
Rapid Response Management ... 1) Ask for vitals ... the underlying cause ... Hypoxemia #Dyspnea #Management