19 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 - Likelihood ... eye movements #Diagnosis ... LikelihoodRatios #PhysicalExam
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
Ice-pack Test for ... Myasthenia Gravis ... #Myasthenia #Gravis ... #physicalexam # ... neurology #diagnosis
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
such as cogan sign ... test were negative ... include a Tensilon test ... #PhysicalExam # ... ophthalmology #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
/Edrophonium test ... - Cogan sign ... - Peek sign 2. ... precipitated by: Drugs, infection ... #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
following a finger) • Test ... TylerLarsenMD #HINTS #physicalexam ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Romberg's Test for Proprioception
History: First described in the 19th century in patients with tabes dorsalis (later
Romberg's Test for ... (Romberg's sign ... with eyes open and ... #neurology #diagnosis ... proprioception #physicalexam
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
A positive test, ... as a Babinski sign ... other toes flexing and ... Reflex #Plantar #PhysicalExam ... #Diagnosis #Neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
CMV infection: virus ... of symptoms or signs ... Diagnosis: Quantitative ... antigenemia test ... 50 or less: • Neurologic
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... #Differential #Diagnosis ... #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Fecal occult blood test ... • Serology for ... hepatitis B and ... #dermatology #physicalexam