2273 results
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... Stroke - Neuro ... #differential #diagnosis
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... - Differential Diagnosis ... Disease Motor Neuron ... Lambert-Eaton Myasthenic Syndrome ... #Algorithm #Causes
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... Miller-Fisher syndrome ... #Differential #Diagnosis ... #Causes #Ophthalmology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... - Lower motor neuron ... - Upper motor neuron ... #differential #diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... Sarcoidosis • Neuro ... #differential #diagnosis ... #causes #radiology
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
the differential diagnosis ... neurotransmitter cause ... LMN syndromes are ... & LMN lesions cause ... This lesion causes
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... high WBC count cause ... hyperviscosity syndrome ... Symptoms: - Neuro ... #TLS #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal Syndromes ... Pulmonary Renal Syndromes ... ulcers, nodules • Neuro ... Goodpasture's cause ... Pulmonary #Renal #Syndromes
Causes of Syncope #Diagnosis #EM #IM #Neuro #Syncope #Differential #Algorithm #Ddxof
Causes of Syncope ... #Diagnosis #EM ... #IM #Neuro #Syncope
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... #Differential #Diagnosis