7 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... PCR 50% sensitive ... granulomatosis: • EBV-associated ... lesions • 80% with lung ... #causes #radiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
alveolar spaces with pus ... or interstitial lung ... bronchiolitis, PCP ... bronchiolitis #Diagnosis ... #CTChest #GGO #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... per μL • Diagnosis ... should be based on clinical ... effect/Edema • EBV ... #differential #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome (CAS ... Viral Infection Clinical ... - Mycoplasma, EBV ... Hemoglobinuria (PCH ... sensitize red blood cells
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Change in clinical ... one post op Cardiology ... Recent PCI/stenting ... since elective PCI ... unless prior heart/lung
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Pneumonia (CAP) - Diagnosis ... pain (LR + NS) ... count < 4,000 cells ... aeruginosa Clinical ... cultures/nasal PCR
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... This patient’s clinical ... #Radiology #CTChest ... #Lung #Pulmonary