41 results
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... peripheral neurologic disease ... Hydroxychoroquine - Statins ... or hyperadrenal disorders ... • Electrolyte disorders
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Differential Diagnosis Algorithm ... Obstructive arterial disease ... 10mmHg: • Cardiac tamponade ... • High output states ... Abnormalities #Disorders
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Differential Diagnosis Algorithm ... Cardio-pulmonary disease ... • Endocrine Disease ... Dystrophy • Statin ... #Neurology #Differential
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Differential Diagnosis Algorithm ... Drugs, Endocrine disorders ... , Paget's disease ... Differential #Diagnosis #Algorithm ... #Workup #nephrology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... Myopathy: Drugs (statin ... Polyneuropathy, ALS), NMJ disorder ... #Generalized #Weakness ... Diagnosis #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... hypercoagulable states ... Sarcoidosis, Behcet disease ... #diagnosis #neurology ... differential #algorithm
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... • Inflammatory disorders ... toxins: Steroids, Statins ... Differential #Diagnosis #neurology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Differential Diagnosis Algorithm ... • Rheumatic disorders ... • Celiac disease ... or hyposplenic states ... Differential #Diagnosis #Algorithm
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Differential Diagnosis Algorithm ... Scheme Paget's Disease ... Proximal Muscle Weakness ... • Bone Marrow Disorder ... Differential #Diagnosis #Algorithm
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... Effusion • Cardiac Tamponade ... • Sub-Valvular Disease ... Coronary Artery Disease ... Neuromuscular Weakness