10 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Losses: • Normal Acid-Base ... Renin secreting tumor ... #Algorithm #causes ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Renin-secreting tumor ... , glycyrrhizic acid ... #Algorithm #nephrology ... #causes #low #potassium
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... + MRI lesions + ... #causes #radiology ... #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #PhysicalExam #neurology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
Diagnosis: MRI ... The clinical syndrome ... disturbance and tremors ... disorder #dementia #AIDS ... #Neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... D-lactate (short bowel syndrome ... acidosis: - CNS ... sedation, narcotics, CVA ... #Summary #Nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
(CES) is usually ... symptoms: • Severe low ... - Emergency Causes ... Imaging studies: • MRI ... #causes #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
Entering VA was ... the follow up video ... MRI was ordered ... the hospital, diagnosed ... ophthalmology #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... /CTA • Anterior ... the underlying cause ... until cause identified ... #neurology
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
, high LDH, low ... high d-dimer, low ... Treat underlying cause ... interventional radiology ... Oncology #HemeOnc #Diagnosis