42 results
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... • Mutism Pathophysiology ... neurology #comatose #diagnosis
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... swinging-flashlight test ... the pupillary reflex ... very sensitive diagnostic ... Neurology #Clinical #Video
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
Freiberg's Test ... for Piriformis Syndrome ... Flex the hip ... #Piriformis #syndrome ... lumbar #clinical #video
The principal endocrine 'axes' and glands. Parathyroid glands, adrenal zona glomerulosa and endocrine pancreas are not
Italics show negative ... abbreviations see text ... Endocrinology #Pathophysiology ... #Pathways #Diagnosis
Tetralogy of Fallot Summary
 • Anatomy
 • Incidence
 • Pathophysiology
 • Presentation
 • Common Variants
 •
• Incidence • Pathophysiology ... Associated Genetic Syndromes ... • “Pink” Tet ... • “Blue” Tet Options ... Tetralogy #Fallot #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... • Provocative Tests ... bulbocavernosus reflex ... absent anal wink test ... #differential #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... Posterior Cord Syndrome ... bladder and rectal reflex ... #diagnosis #pathophysiology
Toxidromes Summary Table
Heart Rate - Respiratory Rate - Blood Pressure - Mental Status - Skin -
Status - Skin - Reflexes ... • Opioid • Sedative ... • Serotonin Syndrome ... table #toxicology #diagnosis
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
Cubital Tunnel Syndrome ... elbow flexion test ... CubitalTunnel #Syndrome ... #Diagnosis #pathophysiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal Syndrome ... Differential Diagnosis ... polyangiitis) - ANCA-negative ... , biopsy By Tess ... #differential #diagnosis