42 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Pathophysiology ... hemorrhage • Treatment ... residual lesion or is clear ... #differential #causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... neurologic symptoms/signs ... Cerebellar / Brainstem Abscess ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Subperiosteal abscess ... -> Brain abscess ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... • Infection (abscess ... lumbar spine Signs ... Syndrome #MSK #pathophysiology ... diagnosis #symptoms #signs
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Physical Exam Carles ... Bells #Phenomenon #Sign ... #PhysicalExam #ophthalmology ... #neurology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Subperiosteal abscess ... tip -> Bezold abscess ... hearing loss, nausea ... #Mastoiditis #pathophysiology ... #signs #symptoms
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Brudzinski’s Sign ... Brudzinski's sign ... Passive neck flexion causes ... While the pathophysiology ... commonly used to assess
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases ... Clinical Signs ... years - May have signs ... deformity" - Assess ... decreased reflexes Pathophysiology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia is usually caused ... Assess volume status ... Treatment: Treatment ... the underlying cause ... #management #nephrology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... BRB breakdown causes ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs