11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... PCR 50% sensitive ... lesions • 80% with lung ... Lesions #Brain #differential ... #diagnosis #causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... carcinoma of the lung ... ) - CNS pathology ... #Diagnosis #Table ... #Causes #Sodium
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Hypereosinophilic Syndrome ... , wt loss; CV, CNS ... Diseases #pulmonary #differential ... #diagnosis #comparison ... #table #eosinophilia
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... : • CBC - Leukocytosis ... of PCN allergy ... Abscess Differential
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 ... - Emergency Causes ... Diagnosis: • ... #differential # ... diagnosis #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
(AG) = {Na - (Cl ... Diagnosis: Causes ... D-lactate (short bowel syndrome ... acidosis: - CNS ... or restrictive lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... Lymphadenopathy, CNS
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
coagulopathy) • CBC ... w differential ... Goodpasture's cause ... sparing of the lung ... #differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... and CNS • Headache ... La, anti-Jo-1, SCL
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
Reconstitution Inflammatory Syndrome ... pleural effusions, CNS ... Leishmaniasis Differential ... #Inflammatory #Syndrome ... #Differential #