38 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... polyangiitis, Sarcoidosis ... Dermatomyositis, Lung ... Reverse #Halo #Sign ... #pulmonary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
on Lung POCUS ... POCUS lung exam ... sliding: Pulmonary ... partially seen shred sign ... NOT definitively diagnose
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Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Sarcoidosis Non-caseating ... Constitutional: Fever ... polyarthritis • Pulmonary ... #Diagnosis #Symptoms ... #Signs #Pulmonary
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
Sarcoidosis Stage ... gland sweling, fever ... #Diagnosis #Stages ... #Staging #Signs ... #Symptoms #Summary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... pleura reflection) Pneumonia ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
cough, dyspnea, fever ... - Diagnosis: ... , Pulmonary lymphoma ... #ILD #diagnosis ... #management
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... and Management ... granulomas within the lungs ... #Diagnosis #Management ... #Signs #Symptoms
Common organ involvements and symptoms in Sarcoidosis
Lung 89-99% - Cough, dyspnoea, wheezing and stridor
Skin 16-32% -
in Sarcoidosis ... Lung 89-99% - Cough ... and syncope #Sarcoidosis ... #diagnosis #signs ... #symptoms
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... Inflammation (e.g., fever ... symptoms (e.g., ... chest pain) and signs ... #Pulmonolary