12 results
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Inclusion body myositis ... Pyomyositis, Lyme myositis ... Malignancy-associated myositis ... anti-RNP - (Myositis ... inclusion body myositis
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Myositis and Myopathies ... Inclusion Body Myositis ... , +Anti-dsDNA, Myositis ... BostonChiefs #Myositis ... #diagnosis #comparison
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Necrotizing Autoimmune Myositis ... Inclusion Body Myositis ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #table
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis ... of Transverse Myelitis ... that results in CNS ... Transverse Myelitis ... #neurology #differential
What are common stroke mimics?
From Konrad CN, Crocco T, Biola J, Larrabee H. Is it stroke,
From Konrad CN, ... #Diagnosis #Differential ... Stroke #Mimics #Table ... #CVA #Incidence
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... Diagnosis Framework ... : CKD, ESRD • CV ... Inflammatory/Rheum: Myositis ... #Diagnosis #causes
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... pseudotumor • Orbital myositis ... hypertension (CN ... #Diplopia #Differential ... #Diagnosis #Causes
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
, arthralgias, CV ... , CNS, skin • Infectious ... Diseases #pulmonary #differential ... #diagnosis #comparison ... #table #eosinophilia
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Compartment syndrome • Myositis ... #diagnosis #lower ... extremity #msk #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
equina syndrome (CES ... constipation Differential ... Diagnosis: • ... • Transverse myelitis ... #diagnosis #causes