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Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
#Diagnosis #Radiology ... #Differential #Table ... #Anterior #Middle ... #Posterior #RadiologyAssistant
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
• Differential diagnosis ... • Differential diagnosis ... • Differential diagnosis ... lymphomas, leukemias Anterior ... tongue, oropharynx, anterior
Eye Anatomy and Key Diagnoses Rule of 2s - Anterior Eye - Utilize slit lamp exam
Anatomy and Key Diagnoses ... Rule of 2s - Anterior ... slit lamp exam #Diagnosis ... #EM #Ophth #Anterior ... RuleOf2s #RuleOfTwos #Table
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
The differential diagnostic ... most important diagnoses ... listed in the table ... #Differential #RadiologyAssistant
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
by Location - Anterior ... Localization Anterior ... Effects #Neurology #Diagnosis ... #Table #Territories
Red Eye Comparison
Viral Conjunctivitis - Bacterial Conjunctivitis - Allergic Conjunctivitis - Dry Eyes
Episcleritis - Scleritis -
- Scleritis - Anterior ... RedEye #Comparison #table ... #diagnosis #ophthalmology
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
- Differential Diagnosis ... Bacterial, Viral Anterior ... closure glaucoma • Anterior ... #Differential #Diagnosis ... #table #causes
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
#Diagnosis #Radiology ... #Differential #Table ... Central #Peripheral #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Pulmonary edema #Diagnosis ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
Since these risk factors are numerous and have different effects on the malignancy risk, it is
malignancy [8](Table ... #Diagnosis #EBM ... PulmonaryNodule #RadiologyAssistant