71 results
Argyll Robertson (AR) Pupils - “Accommodate but do no React” 

- Pupils constrict on a near
Robertson (AR) Pupils ... (accommodation reflex ... to light (light reflex ... ophthalmology #Diagnosis ... #Neurology #Neurosyphilis
Peripheral Neuropathy - Diagnostic Schema and Differential Diagnosis

Hereditary
Common Causes
Rapid Onset
Subacute/Chronic Onset
 - Multifocal
 - Focal
 -
and Differential Diagnosis ... Hereditary Common Causes ... Onset Subacute/Chronic ... Schema #Algorithm #Causes ... #neurology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Loss of Corneal Reflex ... #Bells #Palsy #Neurology ... Signs #Symptoms #Diagnosis
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... - Differential Diagnosis ... hydronephrosis on U/S) • Reflux ... KidneyDisease #Nephrology ... #Algorithm #Causes
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... - Differential Diagnosis ... no neurological cause ... Fixed #Dilated #Pupil ... #neurology
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Marcus Gunn Pupil ... pupillary light reflex ... Optic nerve* (main cause ... #Marcus #Gunn #Pupil ... #Defect #RAPD #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... mildly dilated pupil ... females Differential Diagnosis ... dissociation • Other causes ... #PhysicalExam #neurology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... → Refer to Nephrology ... cystoscopy • Refer ... to Nephrology if ... cause not identified
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Marcus Gunn's pupils ... the pupillary reflex ... very sensitive diagnostic ... regarding the cause ... Pupillary #Defect #Neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... Deep coma (any cause ... #differential #diagnosis ... #table #neurology