171 results
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis Signs ... , Symptoms and Testing ... speaking - Sleep Test ... - Ice Test - ... #PhysicalExam #Testing
Shoulder Exam - Provocative Testing

Supraspinatus muscle injury:
 - Jobe’s Test
 - Hawkin’s Test
 - Drop Arm
- Provocative Testing ... - Hawkin’s Test ... - Drop Arm Test ... Labral tear: ... PhysicalExam #Shoulder #Testing
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
Cubital Tunnel Syndrome ... elbow flexion test ... • + Tinel sign ... Hypothenar muscle wasting ... CubitalTunnel #Syndrome
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... upgaze - Light-near ... retraction (Collier's sign ... Hydrocephalus → "setting ... sun sign" - Vascular
Ramsay Hunt Syndrome - Herpes Zoster Oticus 
Triad:
1. Ipsilateral facial paralysis 
2. Ear pain 
3. Vesicles
Ramsay Hunt Syndrome ... Ear pain 3. ... Guillain-Barré syndrome ... • Stroke syndromes ... Diagnosis #Symptoms #Signs
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... extensor weakness - Sign ... 9.2, LR- 0.09 Best ... test characteristics ... Pronator #Drift #Testing
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome ... Testing Algorithm ... INDICATIONS FOR TESTING ... hypertension) Testing ... dexamethasone suppression test
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Positive serologic testing ... • Within first year ... • >1 year after ... serologic testing ... Stages #symptoms #signs
Conductive vs Sensorineural Hearing Loss on Physical Exam
Weber Test:
 • Normal: Sound is equal bilaterally
 •
Physical Exam Weber Test ... lateralizes to good ear ... Rinne Test: ... conduction Hum Test ... #Weber #Rinne #Testing
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... • Light-near dissociation ... retraction (Collier's sign ... Hydrocephalus -> "setting ... sun" sign • Vascular