16 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 ... #Differential #Comparison ... #Table #RadiologyAssistant
Pulmonary Embolism with IVC Thrombus In Transit

A patient presents with chest pain. Which of the following
most support her diagnosis ... enlargement, McConnell sign ... Thrombus #InTransit #clinical ... #ultrasound #echocardiogram
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... Associated Features: Diagnosis ... #differential #diagnosis ... #comparison #rheumatology ... #table
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
immune compromise Clinical ... Signs/Symptoms: ... Abdominal or flank ... be present or signs ... ultrasound as initial
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... valve lesions Abdominal ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
McConnell's Sign on POCUS Echocardiogram (A4C)

A4c view; RV enlargement & hypokinesis with apical sparing ("McConnell Sign"
McConnell's Sign ... sparing ("McConnell Sign ... Diagnosis concerning ... #McConnells #Sign ... #A4C #clinical
Metatarsal Gout on POCUS

Painful and swollen 1st metatarsal. Double contour sign. Diagnosis? Gout. 

Global Ultrasound Institute
Double contour sign ... Diagnosis? ... Metatarsal #POCUS #clinical ... #rheumatology # ... ultrasound
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... fatigue, Nausea, abdominal ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
knees, shoulders Signs ... narrowing) • Ultrasound ... Diagnosis: CLINICAL ... DIAGNOSIS based ... #management #rheumatology