21 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... XR — scotty dog sign ... vertebrae • CT ... Spondylolisthesis #MSK ... #signs #symptoms
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
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 ... feeding vessel sign ... SepticEmboli #Cavity #RadiologyAssistant
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Examination: • UMN signs ... Clonus, Babinski’s sign ... • Lhermitte’s sign ... SIGNS/SYMPTOMS ... Signs and symptoms
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Anaemia, neural tube defects ... Vitamins #Deficiency #differential ... #diagnosis #signs
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Findings: • Large defect ... Differential diagnosis ... GAGL): "Reverse J sign ... #mri #clinical ... #msk
Polo Mint Sign on Chest CT
 • Partial filling defect in a blood vessel surrounded by
Polo Mint Sign on ... filling defect ... #Polo #Mint #Sign ... #diagnosis #radiology ... #clinical
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Pathogenesis, clinical ... -> Hill Sachs Defect ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Paraneoplastic effects ... life-threatening Differential ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
field: altitudinal defect ... Clinical manifestations ... Doppler US : halo sign ... PET/CT: aortitis ... Ophthalmology #Diagnosis