53 results
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Occlusion #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs
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
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Pathophysiology ... residual lesion or is clear ... Differential Diagnosis ... #pulmonary #differential
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
mutation) that alter ... yrs old; F>M Signs ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm Pathophysiology ... range of potential pathophysiologic ... - Pathophysiology ... Ill-appearing, vital sign ... Targetoid #Algorithm #Differential
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
• Infection (abscess ... lumbar spine Signs ... Syndrome #MSK #pathophysiology ... diagnosis #symptoms #signs
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Subperiosteal abscess ... tip -> Bezold abscess ... (Neck abscess between ... #Mastoiditis #pathophysiology ... #signs #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... neurologic symptoms/signs ... Cerebellar / Brainstem Abscess ... Vertigo #Neurology #Differential
Acute Otitis Media: Complications
Infection and inflammation of the middle ear
 - Prolonged obstruction of e. tube
becomes more severe Signs ... meningitis, brain abscess ... Mastoiditis -> Mastoid abscess ... Complications #pathophysiology ... #symptoms #signs