16 results
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 ... #psax #diagnosis ... #cardiology #pocus
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
retraction (Collier's sign ... → "setting sun sign ... " - Vascular disease ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... Parinauds #syndrome #neurology ... #diagnosis
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... symptoms/signs, ... Glomus Tumors - Vascular ... Dizziness #Vertigo #Neurology ... #Differential #Diagnosis
Ureteral Stone on Renal POCUS

A 23yo male with no significant PMHx presents with acute LLQ pain,
Stone on Renal POCUS ... Bladder ultrasound ... DC home (w/ op urology ... controlled, & no signs ... #Stone #Renal #POCUS
Whirlpool Sign of Testicular Torsion on Scrotal POCUS
Is that a hurricane? 17 yo with testicular pain
Whirlpool Sign of ... Beautiful Whirlpool sign ... #whirlpool #sign ... #ultrasound #clinical ... #urology
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
Clinical Features and Vascular ... without cortical signs ... #Stroke #CVA #Diagnosis ... #Neurology
Testicular Mass on POCUS
20 y/o Man. 2 weeks right testicular pain. No inflammatory signs. Testicular tumor
Testicular Mass on POCUS ... No inflammatory signs ... tumor seen on POCUS ... Urgent referral to urology ... clinical #scrotal #ultrasound
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Lack of UMN/LMN signs ... aminotransferases • Serology ... myopathies, the muscular ... #neurology
McConnell's Sign on POCUS Echocardiogram (A4C)

A4c view; RV enlargement & hypokinesis with apical sparing ("McConnell Sign"
McConnell's Sign ... sparing ("McConnell Sign ... Diagnosis concerning ... #McConnells #Sign ... A4C #clinical #ultrasound