19 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... MRI #POCUS #radiology ... #differential # ... diagnosis #comparison ... table #appearance #hepatology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Computed Tomography (CT ... hemangioma, Focal nodular ... #radiology #differential ... #diagnosis #comparison ... table #appearance #hepatology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... consolidation or nodular ... #diagnosis #radiology ... #clinical
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... rupture ("flat tire sign ... " on CT) #Globe ... Ophthalmology #clinical ... #ultrasound
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... life-threatening Differential ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... mass and NO prior signs ... Differential diagnosis ... Tendon Sheath - Nodular ... #Radiology #diagnosis
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
symptoms/signs ... mellitus; USS, ultrasound ... Abnormal #Algorithm #Hepatology ... Liver #Enzymes #Differential ... #Diagnosis