273 results
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
weakness • Elevated CK ... rash • Elevated CK ... mildly elevated CK ... #differential #diagnosis ... #comparison #rheumatology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK ... Myopathy (Also caused ... Erythematosus #SLE #MSK ... pathophysiology #signs #symptoms ... #diagnosis
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Algorithm With ... Myopathy - Proximal muscle ... involvement, elevated CK ... #Algorithm #Causes
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... - Differential Diagnosis ... Algorithm Sequestration ... #Differential #Diagnosis ... #Algorithm #Causes
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Creatine Kinase - Causes ... of Elevated CK ... Subacute to Chronic Causes ... ): • PROXIMAL MUSCLE ... #differential #diagnosis
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
- Differential Diagnosis ... Algorithm Features ... of hematologic ... : B-symptoms, bruising ... #Algorithm #hematology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... - Differential Diagnosis ... Myopathy - Proximal muscle ... involvement, elevated CK ... #Algorithm #Causes
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
associated with higher CK ... greater level of muscle ... less systemic symptoms ... /full triad at diagnosis ... #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... Algorithm Spurious ... #Differential #Diagnosis ... #Algorithm #Causes
Differential Algorithm for the Causes of thrombocytopenia 

#Diagnosis #Hematology #Thrombocytopenia #Causes #Differential
Differential Algorithm ... for the Causes ... thrombocytopenia #Diagnosis ... #Hematology #Thrombocytopenia ... #Causes #Differential