21 results
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Acute Kidney Injury ... • Capillary leak ... #Differential #Diagnosis ... #Classification ... #Nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... - Classification ... causes: sepsis, meds ... #Classification ... #diagnosis #nephrology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow pupillary ... Holmes-Adie Syndrome ... females Differential Diagnosis ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
bilateral - Abscent pupillary ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology ... #physicalexam
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent Pupillary ... very sensitive diagnostic ... afferent pathway injury ... #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Fasciculus (MLF) Iniury ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
Horner's syndrome ... caused by an injury ... and discovered a syndrome ... #Overview #Ophthalmology ... #Diagnosis #Neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Guillain-Barre syndrome ... Phrenic nerve injury ... Shellfish poisoning, Meds ... #differential #diagnosis ... #neurology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
- Differential Diagnosis ... Arrhythmia • Neurologic ... Gastrointestinal infection Injury ... Sudden Infant Death Syndrome ... Algorithm #Causes #Peds
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
- Differential Diagnosis ... Metabolism • Reye's Syndrome ... Disturbances Neurologic ... Choking Spell Injury ... Algorithm #Causes #Peds