37 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
perilymphatic distribution ... Metastases: random distribution ... cysts, evenly distribution ... #Comparison #Table ... #RadiologyAssistant
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 ... #RadiologyAssistant
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 ... #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... Peripheral distribution ... HRCT #ChestCT #Differential ... #Table #Distribution ... Central #Peripheral #RadiologyAssistant
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 ... #Algorithm #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... perilymphatic distribution ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... Extremities - Distributive ... Decompensated Distributive ... #causes
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... Random distribution ... #Distribution # ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Shock - Findings, Signs and Symptoms by Classification
 - Hypovolemic (Intravascular volume depletion)
 - Distributive (Vasodilation)
depletion) - Distributive ... DrEricStrong #Shock #Differential ... Classification #Table ... Symptoms #Findings #Comparison
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Distributive Shock ... Pathophysiology #differential ... #diagnosis #algorithm ... #causes