15 results
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... pulmonary etc) • CNS ... -> PNS -> NMJ - ... cryoglobulins • PNS ... #Differential #Diagnosis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
• Transverse myelitis ... pain • Extra-CNS ... positive NMO only): Myositis ... Manifestations #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis ... that results in CNS ... bouts of HTN Diagnostic ... Diagnosis: • ... #diagnosis #management
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Ocular Movements (CN ... Fundoscopy A. ... Ophthalmology #PhysicalExam
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... Sphenoid sinusitis (CN ... pseudotumor • Orbital myositis ... hypertension (CN ... #Differential #Diagnosis
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
- Tenderness - NS ... Palpable cord - NS ... Homans sign - NS ... Likelihood #Ratios #PhysicalExam ... #diagnosis
Cushing Syndrome - Likelihood Ratios of Physical Exam Findings
Moon facies LR +1.6
Central obesity LR +3.0
Generalized obesity
, in women LR +NS ... blue striae LR NS ... #Ratios #LRs #PhysicalExam ... #diagnosis #endocrinology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... #Adies #Pupil #PhysicalExam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
equina syndrome (CES ... Differential Diagnosis ... • Transverse myelitis ... #differential #diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Compartment syndrome • Myositis ... #differential #diagnosis ... extremity #msk #physicalexam