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

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Pathogenesis and clinical ... Occlusion #CRVO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Purple #Urine #Bag ... Syndrome #PUBS #pathophysiology ... #clinical #photo
Hutchinson's Sign
 - A sign of ophthalmic zoster
  - Multiple crusted vesicles in distribution of
complications so consult ophthalmology ... Hutchinsons #Sign #clinical ... #photo #ophthalmology ... #HSV #Herpes #zoster
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
Pathogenesis and Clinical ... opsonize pathogen (tag ... response) Increased helper ... #Inflammation #pathophysiology
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
(Composed of T-helper ... inflammatory cells) Clinical ... dysrhythmias • Ophthalmologic ... Sarcoidosis #Diagnosis #Symptoms
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Pathogenesis and Clinical ... of the lacrimal sac ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Herpes Zoster Ophthalmicus #aao #hzv #herpes #zoster #ophthalmicus #Ophthalmology #clinical #photo
Herpes Zoster Ophthalmicus ... #aao #hzv #herpes ... #ophthalmicus #Ophthalmology ... #clinical #photo
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Pathogenesis and clinical ... Retinoblastoma Signs / Symptoms ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Syphilitic gummas in Tertiary syphilis
Tertiary syphilitic gummas may mimic basal cell carcinoma. The gummatous tumors are
are no signs or symptoms ... including the brain, nerves ... Tertiary #syphilis #clinical ... #photo
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... - Impinges on nerves ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms