9 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Immunocompromised vs ... PCR 50% sensitive ... Syphilis • Pyogenic Abscess ... #causes #radiology ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... tuberculomas, or abscesses ... Demyelinating disease caused ... of serum CrAg testing ... comparable to CSF testing
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
ABG And BMP Normal ... Compensation, Acute vs ... ) = {Na - (Cl + ... - Differential Diagnosis ... acidosis: - CNS
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
Diagnostic algorithm ... components: targeted neurologic ... disposition, even if the cause ... CNS, Central nervous ... #Diagnosis #AVS
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... Spot PC (protein ... same information as ... infections are common causes ... #workup #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
equina syndrome (CES ... - Emergency Causes ... Differential Diagnosis ... Spinal infection/abscess ... #causes #neurology
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... Spot PC (protein ... same information as ... infections are common causes ... disease #workup #diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Antibiotics (Bactrim, PCN ... tourniquet / IVF line draw ... GFR), ±VBG (acidosis ... only if no clear cause ... Bicarb<22) - avoid NS
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... event, follow ACC algorithm ... one post op Cardiology ... Recent PCI/stenting ... stratification #diagnosis