71 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
Bell's Palsy Bell ... an identifiable cause ... The cause is unknown ... but its clinically ... neurology #anatomy #pathophysiology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... germinative skin cells ... Causes: 1) Exfoliative ... Skin-homing T-cells ... #Diagnosis #Dermatology
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... Physical Exam Carles ... neurologiabr #Bells ... Phenomenon #Sign #clinical ... #PhysicalExam #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... retinopathy) #Clinical ... #Ophthalmology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Pathogenesis and clinical ... exposure to allergen causes ... harmful -> Th Cells ... macrophages, mast cells ... Allergy #Immunology #pathophysiology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... accumulation of clinical ... Assessment • Clinical ... Drugs, Unknown cause ... treatment #summary #rheumatology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Pathogenesis and clinical ... anti-coagulation • Hematologic ... retinal edema caused ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
tunica vasculosa lentis ... large enough to cause ... #PhysicalExam #clinical ... #video #ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Pathogenesis and clinical ... mutated in all cells ... Retinoblastoma #pathophysiology ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

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