194 results
Proptosis and Chemosis caused by Cavernous Sinus Fistula on Ocular Exam

This 73 presented for blurred, double
Proptosis and Chemosis caused ... by Cavernous Sinus ... #proptosis #CCF ... #Carotid #Cavernous
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
bilateral with cavernous ... Infections (with cavernous ... Vascular - Cavernous ... - Carotid cavernous ... Unilateral #Bilateral #Causes
Priapism: Pathogenesis

 - Post-cavernosal venous occlusion -> Post-cavernosal venous drainage is mechanically obstructed e.g. sickle cell
nitric oxide from cavernous ... pools in corpora cavernosa ... #Priapism #Pathophysiology
Pulsatile Exophthalmos on Physical Exam in the setting of Carotid Cavernous Fistula (CCF)

Sudden onset headache, nausea,
setting of Carotid Cavernous ... Fistula (CCF) ... onset headache, nausea ... clinical #Carotid #Cavernous ... #Fistula #CCF #
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... and Causes - ... #Jaundice #Pathophysiology ... #Unconjugated #Causes
Diplopia - Differential Diagnosis
Step 1: Consider Stroke
Step 2: Diplopia PLUS
 - Cavernous Sinus Syndrome
 - Infection
Diplopia PLUS - Cavernous ... Diagnosis #Algorithm #Causes
Causes and Pathophysiology of Hypertension

#Causes #Pathophysiology #Hypertension #Primary #Essential #Secondary #Differential

** GrepMed Recommended Text: Guyton and
Causes and Pathophysiology ... Hypertension #Causes ... #Pathophysiology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... apex syndrome, Cavernous
Congestive Heart Failure - Causes, Pathophysiology and Differential Diagnosis
 • Dilated Cardiomyopathy 
 • Hypertrophic Cardiomyopathy
Heart Failure - Causes ... , Pathophysiology ... • Other HFpEF Causes ... #HeartFailure #Causes ... #Pathophysiology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome • Cavernous ... Skew Deviation Casey