76 results
Myositis and Myopathies
#ESR #CK #Differential diagnosis of myopathy 
#Inflammatory #myopathies	#Dermatomyositis	
#muscle weakness
#Polymyositis	
#Inclusion body myositis
#Polymyalgia rheumatica	
#Fibromyalgia	
#Hypothyroid myopathy	
#Muscle stiffness
#Drug-induced
Myositis and Myopathies ... #Differential diagnosis ... Inflammatory #myopathies ... Fibromyalgia #Hypothyroid ... #Drug-induced myopathies
Statin Induced Muscle Toxicity - Summary

Clinical Presentation:
 • Elevations of serum creatine kinase with proximal myalgia
• Inflammatory myopathy ... , hypothyroid-induced ... → Inflammatory myopathies ... Atorvastatin Diagnosis ... #diagnosis #management
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Endocrinopathies: Hypothyroid ... • Metabolic myopathies ... certain drug-induced myopathies ... #Differential #Diagnosis
Idiopathic Inflammatory Myopathies - 
Dermatomyositis (DM), Immune-Mediated Necrotizing Myopathy (IMNM), Antisynthetase Syndrome (ASS), Inclusion Body Myositis
Idiopathic Inflammatory Myopathies ... Immune-Mediated Necrotizing Myopathy ... #Inflammatory #Myopathies ... #Idiopathic #Myopathy
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Myositis and Myopathies ... 5-15% of lupus myopathy ... BostonChiefs #Myositis #Myopathies ... #myopathy #differential ... #diagnosis #comparison
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Mimic Inflammatory Myopathy ... • Metabolic myopathies ... Mitochondrial myopathy ... MuscleWeakness #Myopathy ... #mimics #diagnosis
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Associated Condition #Diagnosis ... Endocrinology #Hyperthyroid ... #Hypothyroid #Function
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
- Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #Hypothyroid ... #Hyperthyroid
Idiopathic Inflammatory Myopathies (IIM's)

RASH + MUSCLE WEAKNESS → Consider idiopathic inflammatory myopathies (IIM's)

 • Overlap Myositis
Idiopathic Inflammatory Myopathies ... idiopathic inflammatory myopathies ... Any inflammatory myopathy ... #Inflammatory #Myopathies ... #IIMs #diagnosis
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Critical Illness Myopathy ... - Metabolic Myopathies ... - Inflammatory myopathy ... polymyositis, necrotizing myopathy ... #differential #diagnosis