311 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
of Peripheral Weakness ... No Objective Weakness ... • Cardio-pulmonary ... Lambert-Eaton Myasthenic Syndrome ... #Peripheral #Weakness
Superior Vena Cava Syndrome on Physical Exam

Prominent dilated collateral veins are seen bypassing the SVC obstruction

#SVC
Superior Vena Cava Syndrome ... Superior #Vena #Cava #Syndrome ... #PhysicalExam # ... clinical #video ... #vascular #collateral
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Asthma, COPD) • Vascular ... lung disease • Pulmonary ... Septal Defect Pulmonary ... Hypoventilation Syndrome ... Neuromascular Weakness
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
Myalgia, Muscle weakness ... of movement, Deafness ... Carpal timel syndrome ... Myotonia, Muscular ... Symptoms #Diagnosis #PhysicalExam
Cushing Syndrome - Signs and Symptoms
Generalized: Weight gain, Slow healing of cuts, Increased risk of infections,
Cushing Syndrome ... , Buffalo hump Muscular ... : Weakness Skin: ... Decreased libido Vascular ... males) #Cushings #Syndrome
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Pneumonitis, GPA, Behcet syndrome ... , Idiopathic pulmonary ... Cocaine Cardiac/Vascular ... Osler-Weber-Rendu syndrome ... Differential #Diagnosis #pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Cardiomyopathy Valvular ... Regurgitation • Sub-Valvular ... Acute Coronary Syndrome ... Neuromuscular Weakness ... Vessels • Pulmonary
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
superior vena cava syndrome ... Thyroid #Goiter #PhysicalExam ... #clinical #video ... #vascular #neck ... #mass #SVC #Syndrome
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
disorder (Cardiac, pulmonary ... • Acute stroke syndromes ... Paraneoplastic syndrome ... Lambert-Eaton - Isaacs' syndrome ... myopathies, the muscular
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... injury, often from vascular ... • Central Cord Syndrome ... Upper extremity weakness ... anesthesia. leg weakness