43 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... conjunctiva and cornea ... #Xeropthalmia #pathophysiology ... ophthalmology #diagnosis #signs
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Pathogenesis and clinical ... from nasal or ocular ... of the limbal cornea ... the peripheral cornea ... Trachoma #Chlamydia #pathophysiology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... Impaired extra-ocular ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis #signs
Thyroid Eye Signs 
Lid Signs
    Dalrymple’s Sign: Lid Retraction.
    Von
Thyroid Eye Signs ... : Lid lag of the ... Extra-Ocular Muscle ... intra-ocular pressure ... OPHTHALMOLOGY #clinical
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Pathogenesis and Clinical ... Bilateral, asymmetric corneal ... • Rizutti's Sign ... • Corneal Opacities ... #Keratoconus #pathophysiology
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... Occlusion #Embolus #Clinical ... #POCUS #Ocular
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... XR — scotty dog sign ... vertebrae • CT - collar ... MSK #diagnosis #pathophysiology ... #signs #symptoms
Ever wanted to check pupillary light reflex in an eye that's swollen shut? Remember this trick:

1.
Sam Ghali @EM_RESUS ... #Clinical # ... POCUS #Ocular #Pupillary
Proximal aorta transverse view caudal to Figure 3. Note inferior vena cava (ivc), aorta (ao), anterior
(ao), anterior cortex ... “clock mantle” sign ... ) #Clinical #Radiology ... #POCUS #Aorta # ... #ClockMantle #Sign
This is what a #pneumothorax looks like on US. Air abolishes normal lung sliding. The "lung
Sam Ghali @EM_RESUS ... #Clinical #POCUS ... #LungPoint #Sign