12 results
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
upper motor neuron injury ... The Hoffmann's reflex ... #Reflex #Positive ... Abnormal #clinical #video ... #neurology #physicalexam
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... , often from vascular ... bladder and rectal reflex ... pathophysiology #signs ... #orthopedics #neurology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... Abdominal Compartment Syndrome ... : • Vascular: Emboli ... #Kidney #Injury ... Differential #Diagnosis #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Acute Kidney Injury ... Congestion • Medications ... INTRA-Renal AKI: • Vascular ... Infection-mediated, Drug-induced ... Differential #Diagnosis #nephrology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... inhibitors, hepatorenal syndrome ... ) • Vascular occlusion ... Tubular Injury/ ... Differential #Diagnosis #nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
vasoconstriction syndrome ... Toxic: Alcohol, Medication ... , Recreational drugs ... Traumatic brain injury ... Algorithm #Causes #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's ... sign (finger flexor ... indicating cervical injury ... clinical #hand #video ... #orthopedics #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Impairment: • Acute ... Lack of UMN/LMN signs ... myositis • Genetic: Muscular ... myopathies, the muscular ... Differential #Diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... Awareness • Injury ... previous gaze position ... • Examine for signs ... #PhysicalExam #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Electrolyte abnormality, Medication ... /Drug toxicity, ... , ADEM, Acute toxic ... diagnosis #management #neurology