42 results
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
diagnostic list ... most important diagnoses ... listed in the table ... #Management #Radiology ... #Lung #Multiple
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... Malignancy: Metastases (lung ... #Differential # ... #radiology
Posterior Mediastinal Mass - Differential Diagnosis
 • Neurofibroma
 • Neurosarcoma
 • Neuroblastoma
 • Ganglioneuroma
 • Meningocele
Posterior Mediastinal ... Mass - Differential ... Diagnosis • Neurofibroma ... • Small cell lung ... #radiology #chest
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... • 80% with lung ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
ß-blockers, CNS lesions ... bradycardia #Causes #differential ... #diagnosis #infectiousdiseases ... #table #NonInfectious
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
Mediastinal Mass - Differential ... Diagnosis Anterior ... Sarcoma, Metastatic Lung ... Thoracic spine lesions ... #Diagnosis #pulmonary
Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
#Diagnosis #Radiology ... Mediastinal #Mass #Differential ... #Table #Anterior ... #Middle #Posterior
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... or air-filled lesions ... - Emphysema - Lung ... #Diagnosis #Radiology ... LowAttenuation #Differential
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
with underlying lung ... catheter-related sepsis ... Mycobacterium #diagnosis ... #differential # ... infectiousdiseases