13 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... in number, the distribution ... periplymphatic distribution ... likely a random distribution ... #Diagnosis #Radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... perilymphatic distribution ... Clinical #Diagnosis #Radiology ... #NodularPattern ... Differential #Comparison #Table
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... Random distribution ... #Diagnosis #Radiology ... Pulmonary #HRCT #NodularPattern ... #Distribution #
Shock - Findings, Signs and Symptoms by Classification
 - Hypovolemic (Intravascular volume depletion)
 - Distributive (Vasodilation)
and Symptoms by Classification ... depletion) - Distributive ... obstruction to blood flow ... Differential #Diagnosis #Classification ... #Table #CriticalCare
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... #Clinical #Radiology ... 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 ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... #Comparison #Table
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Differential Diagnosis by Classification ... Intractable vomiting Distributive ... obstruction to blood flow ... Differential #Diagnosis #Classification ... #Table #CriticalCare
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 ... B-Cell ~90% • Low ... Lymphoproliferative #Disorders #Classification
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic pattern ... atenuation and areas of low ... in a mid zone distribution ... shows a mosaic pattern ... #Clinical #Radiology
Colorectal Lesions - JNET Classification
Type 1:
 - Vessel pattern: Invisible
 - Surface pattern: Regular dark or
Lesions - JNET Classification ... caliber, Regular distribution ... likely histology: Low ... caliber, Irregular distribution ... Lesions #JNET #Classification