19 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... Pulmonary #ChestCT #radiology
Acute Esophageal Necrosis
History: Hematemesis and/or melena (70%), Dysphagia, Epigastric/chest pain, Sepsis
Diagnosis EGD and Biopsy
Differential: Melanosis, Melanoma,
Acute Esophageal ... Dysphagia, Epigastric/chest ... HSV, Klebsiella, pneumoniae ... ) Management: NPO ... Surgery consults +/- antibiotics
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
Chronic eosinophilic pneumonia ... predominance (photo negative ... contrast enhanced CT ... #Clinical #Radiology ... #CTChest #Chronic
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... #CT #Patterns # ... Diagnosis #pulmonary #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... cause: Aspiration pneumonia ... for Klebsiella pneumonia ... CT Lung Abscess ... Management: •
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Diagnosis and Management ... Pneumonia Signs ... radiograph or CT ... screening: High negative ... 96.1% • Empiric antibiotic
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... Cheat Sheet An acute ... be detected on CT ... resuscitation, appropriate antibiotic ... oxygenation in pneumonia
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... attenuation • DDx: sub-acute ... #Head #Cheese #Sign ... #diagnosis #radiology
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
compromise Clinical Signs ... be present or signs ... clostridium, klebsiella pneumoniae ... , specifically CT ... : • Empiric antibiotics
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Streptococcus pneumoniae ... Symptoms: • Acute ... meningeal signs ... in 70%-85% • Negative ... stain: Previous antibiotics