10 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 ... ARDS 3. ... Patterns #Lung #Pulmonary ... #diagnosis
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Toxic Megacolon, Shock ... can be community-acquired ... equivocal • CT ... Ileus, Megacolon, Shock ... #infectiousdiseases
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... pna, pulm hge, ARDS ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Pneumonia (CAP) - Diagnosis ... Management Pneumonia Signs ... radiograph or CT ... #Pulmonary #Community ... #Acquired
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... parenchyma Diagnosis ... CT) • Broncho-arterial ... mycobacteria Treatment ... #differential #diagnosis
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Histoplasmosis Diagnosis ... aches, joint pain, chest ... yeast • At risk: AIDS ... fever • Septic shock ... ) #Mycoses #InfectiousDiseases
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... Antimicrobial treatment ... enhancement on CT ... #AIDS #opportunistic ... #InfectiousDiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Infections #HIV #AIDS ... #pulmonary #differential ... #diagnosis #infectiousdiseases
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... hump along may aid ... in the diagnosis ... confirmed with chest ... CT angiography.
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Complex (MAC): • Acquired ... • Dyspnea, • Chest ... Diagnosis Of NTM ... Imaging, high res CT ... #infectiousdiseases