77 results
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Argyll Robertson Pupil ... small (1-2mm) pupil ... - Light-near dissociation ... Argyll #Robertson #Pupil ... #neurology #diagnosis
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... • Light-near dissociaton ... no light-near dissociation ... • Other causes ... #PhysicalExam #neurology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
Adie's Pupil on ... i.e., light-near dissociation ... It is caused by ... infection which causes ... ophthalmology #neurology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Relative Afferent Pupil ... Neuropathy Constricted Pupils ... Syphilis (light-near dissociation ... Isocoria #Pupillary #Pupils ... Diagnosis #Algorithm #Causes
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Marcus Gunn Pupil ... Optic nerve* (main cause ... Retina, Macula Main Association ... #Marcus #Gunn #Pupil ... #Defect #RAPD #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... no neurological cause ... Fixed #Dilated #Pupil ... differential #diagnosis #neurology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... proteinuria, RBC casts ... if cause not identified ... Diagnosis #Algorithm #Workup ... #urology #blood
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
In this case, the ... than 3mm in this case ... with light near dissociation ... rare bilateral cases ... #physicalexam #neurology
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
#Diagnosis #Nephrology ... #KidneyInjury #Causes ... #Differential #Workup
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
• Light-near dissociation ... (tectal pupils) ... Parinauds #syndrome #neurology