30 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... LIP #Clinical #Diagnosis ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... #Clinical #Diagnosis ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... diagnosis of perilymphatic ... #Diagnosis #Radiology ... #Differential # ... RadiologyAssistant
Differential Diagnosis of Headache - Table

 - Cluster headache
 - Migraine
 - Paroxysmal hemicrania
 - Short-lasting
Differential Diagnosis ... hemicrania - Short-lasting ... Trigeminal neuralgia #Diagnosis ... Headache #Primary #Differential ... #Comparison #Table
Pulsatile Exophthalmos on Physical Exam - Protrusion and Pulsation of the eyeball

The differential diagnosis of pulsatile
the eyeball The differential ... diagnosis of pulsatile ... PhysicalExam #clinical #video ... #ocular #ophthalmology
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
narrowing the differential ... diagnosis. ... irregular and often nodular ... #Diagnosis #Pathophys ... TreeInBud #Diagram #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... #Diagnosis #Radiology ... NodularPattern #Nodular ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
Types of Melanoma
Superficial Spreading
 • Most common form
 • Often develops in previously benign mole
 •
melanomas Uveal or Ocular ... • Most form in parts ... mirror • Early ocular ... Melanoma #Types #differential ... #diagnosis #classification
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Anatomic Location - Differential ... Diagnosis Algorithm ... - Cotton wool spots ... Chronic #VisionLoss #Differential ... #Diagnosis #Algorithm