8 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
saddle (perineal) anesthesia ... Commonly caused ... fibular fracture ... #neurology #sensory ... #motor #leg #physicalexam
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Vertebral burst fracture ... multiradicular pain - Leg ... #differential #diagnosis ... #neurology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
- Remove all ... - Ensure leg ... Syndrome • Syndrome caused ... • Diagnosis: ... loss of spinal cord
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
multiple spinal cord ... - Causes progressive ... and with limb features ... - Further testing ... Lateral #Sclerosis #neurology
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Fluid Tolerance Testing ... Pulmonary Artery ... cardiac output causes ... • PULMONARY A ... #diagnosis #criticalcare
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
malignant, pediatric cases ... may present with pulmonary ... procedures (eg, ... , induction of anesthesia ... certain drugs (such as
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
full infectious work-up ... Treat underlying cause ... replacement Cord ... renal failure, pulmonary ... Oncology #HemeOnc #Diagnosis
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
Recurrent Falls Core ... cardiogenic) - Pulmonary ... neuron disease (ALS ... Recurrent #Falls #Diagnosis ... Evaluation #Geriatrics #Neurology