22 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Cataracts - Macula: Macular ... Vein Occlusion, Ischemic ... Hemorrhage, TIA ... Differential #Diagnosis #causes ... #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
disease (anterior ischemic ... Caused by decreased ... Ocular causes - ... anterior chamber hemorrhage ... Differential #Diagnosis #Ophthalmology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... with splinter hemorrhages ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Tumor • Hemorrhage ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
edema caused by ... ischemia results ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... vomiting, auditory symptoms ... /signs, bidirectional ... • Transient Ischemic ... • Cerebellar Hemorrhage
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Abnormalities: Ocular ... Dizziness - Nausea ... Pathophysiology #Pharmacology ... Psychiatry #Diagnosis #Signs ... #Symptoms
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Abnormalities: Ocular ... gain Incr NE: Nausea ... Pathophysiology #Pharmacology ... Psychiatry #Diagnosis #Signs ... #Symptoms
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... - Myocardial ischemia ... abdo pain, GI hemorrhage ... Pathophysiology #Diagnosis #Signs ... #Symptoms #Vasculitis