10 results
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
optic neuropathy (AION ... of GCA? ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
of the lacrimal sac ... junction of lacrimal sac ... #ophthalmology ... #diagnosis #signs ... #symptoms
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... required +/- prompt ophthalmology ... absence of visual symptoms ... #Temporal #Signs ... #Symptoms #Diagnosis
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
GCA, SLE, GPA) - ... Occlusion #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
reduce speed of ion ... current) causing ↓SA ... receptors, and Ca ... MOA: Block slow Ca ... Classification #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Plateau Phase • Ca ... leading to slow Ca ... reduce speed of ion ... current) causing ↓SA ... Classification #Classes #pathophysiology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... meningeal irritation signs ... subarachnoid hemorrhage (SAH ... differential #diagnosis #ophthalmology
Social Anxiety Disorder (SAD) - Pathophysiology 
Excessive fear of one or more social situations
 • Safety
Anxiety Disorder (SAD ... ) - Pathophysiology ... BehavioralDisorder #SAD ... #Pathophysiology ... #signs #psychiatry
Seasonal Affective Disorder: Pathogenesis and clinical findings

Symptoms (included in the DSM-V) - Two Major Depressive episodes
clinical findings Symptoms ... season at work) Symptoms ... non-seasonal episodes #SAD ... MoodDisorders #Diagnosis #Pathophysiology ... #Signs #Symptoms
Benzodiazepine (BZD) withdrawal: clinical findings and complications

 • Activation of ACC and OFC -> Feelings of
Activation of PAG ... Incr Cortisol -> CAD ... #pharmacology #pathophysiology ... #diagnosis #signs ... #symptoms