12 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... Diagnosis: • Lung ... COP DDX: • CAP ... glucocorticoids • Severe ... ILD #diagnosis #management
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Dermatomyositis, Lung ... granulomatosis, Cryptogenic ... 1min_idconsult #Reverse ... #Halo #Sign #Infectious
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... refers to involvement ... of the lung parenchyma ... idiopathic or cryptogenic ... #Diagnosis #Radiology
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... Pulmonary #ChestCT #radiology
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... and Management ... Pneumonia Signs ... Pseudomonas) • Severe ... #Management #treatment
Cryptogenic Organizing Pneumonia - Illness Script

PATHOPHYSIOLOGY: Unknown trigger, reversible inflammatory/fibroproliferative process. Polypoid fibroblastic aggregates that plug
Cryptogenic Organizing ... Males=Females SIGNS ... misdiagnosed as CAP ... High-dose steroids for severe ... #diagnosis #management
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
diagnosis of the reversed ... halo sign (RHS) ... in situ; COP, cryptogenic ... organising pneumonia ... Diagnosis #Pulmonary #Radiology
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
Reverse Halo Sign ... disease • Other: Cryptogenic ... organizing pneumonia ... @PulmPEEPs #Reverse ... diagnosis #pulmonary #radiology
Antibiotics for severe community-onset pneumonia 

Atypical coverage always 

- Usually azithromycin 500 mg daily 

- Doxycycline
community-onset pneumonia ... Shock Structural lung ... Community #Acquired #Pneumonia ... #CAP #Antibiotics ... #Coverage #Management
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... IFI, PJP, LG, GPA ... .2016.12.033 #Atoll #Reverse ... #Lung #Pulmonary ... #diagnosis #radiology