17 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... , amyloidosis, sarcoidosis ... , mets to the lung ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Sarcoidosis Non-caseating ... polyarthritis • Pulmonary ... exertion • Neurologic ... #Diagnosis #Symptoms ... #Signs #Pulmonary
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
Sarcoidosis Stage ... 4 - Fibrosis Pulmonary ... #Diagnosis #Stages ... #Staging #Signs ... #Symptoms #Summary
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
lymphadenopathy In sarcoidosis ... adenopathy ('1-2-3-sign ... In lung carcinoma ... #Diagnosis #Radiology ... #Pulmonary #Mediastinal
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
- Differential Diagnosis ... Neoplasm • Sarcoidosis ... • Trauma - Neurologic ... Herpes Simplex Virus ... ChestPain #Noncardiac #Cardiology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
regardless of symptoms ... or signs. ... 50 or less: • Neurologic ... Pancreatitis • Pulmonary ... #symptoms
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... granulomas within the lungs ... Pulmonary: dyspnea ... Pulmonary and ... #Signs #Symptoms
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
syndrome (bulbar symptoms ... antibody GQ1b) - Sarcoidosis ... - small cell lung ... #Differential #Diagnosis ... #Causes #Neurology
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... GPA, lipoid pna, sarcoidosis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... sub-acute HP, sarcoidosis ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology