16 results
Neurological Patterns of Weakness
 • Hemispheric lesion
 • Brainstem lesion
 • Spinal cord lesion
 • Polyneuropathy
Neurological Patterns ... • Myopathy #Neurology ... #Patterns #Weakness ... #diagnosis #distribution
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... in number, the distribution ... are visible, the pattern ... periplymphatic distribution ... likely a random distribution
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... CTChest #Nodular #Pattern ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... perilymphatic distribution ... CTChest #Nodular #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... perilymphatic distribution ... perilymphatic distribution ... CTChest #Nodular #Pattern ... Differential #Comparison #Table
Colorectal Lesions - JNET Classification
Type 1:
 - Vessel pattern: Invisible
 - Surface pattern: Regular dark or
Lesions - JNET Classification ... Type 1: - Vessel pattern ... caliber, Regular distribution ... caliber, Irregular distribution ... Lesions #JNET #Classification
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... Centrilobular distribution ... GroundGlassOpacity #GroundGlass
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Principal patterns ... #Diagnosis #Neurology ... #Patterns #Sensory ... Loss #Deficit #Distribution ... Review in Clinical Neurology
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
the predominant distribution ... a multilobular pattern ... #CriticalCare #GroundGlass
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... - Bimodal Age Distribution ... involvement, irregular pattern ... Lymphoproliferative #Disorders #Classification ... #differential #algorithm