21 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... dryness of the cornea ... pathophysiology #ophthalmology ... #diagnosis #signs
D-Sign on Ultrasound
Right Ventricular Pressure vs Volume Overload
Eccentricity Index (EI) = D2/D1
RV Overload “D Sign” EI
D-Sign on Ultrasound ... RV Overload “D Sign ... ” EI > 1 - POCUS ... DSign #Ultrasound #echocardiogram ... #psax #diagnosis
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Echocardiogram ... Differential/diagnosis ... RV, McConnell's sign ... #Echocardiogram ... cardiology #McConnells #sign
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner ... • Neurological deficits ... • Meningeal signs ... #Differential #Diagnosis
Echocardiographic Findings of Acute Right Ventricular Strain
 - Increased RV:LV Size Ratio
 - Abnormal Septal Motion
- McConnell's Sign ... Notching - 60/60 Sign ... #RV #Strain #Echocardiogram ... #POCUS #diagnosis ... Ventricular #cardiology #POCUS
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Proptosis -> Exposes cornea ... -> Corneal drying ... pathophysiology #ophthalmology ... #diagnosis #signs
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... Tentorial pressure cone ... motor or sensory deficit ... #headache #signs ... #differential #diagnosis
In order to get good visualization of the RV, Intravenous Definity (brand name echo contrast material)
In order to get ... as McConnell's sign ... #Clinical #POCUS ... #Echocardiogram ... #McConnells #Sign
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
Pericarditis on Echocardiogram ... ASA, Kussmaul's sign ... transthoracic echocardiogram ... expiration not meeting diagnostic ... #a4c #pocus #clinical
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
Transthoracic echocardiogram ... No consensus on definite ... m/s • Other signs ... for definitive diagnosis ... Diagnostic criteria