20 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... Holmes-Adie Syndrome ... Young females Differential ... Diagnosis: • CN ... #Pupil #PhysicalExam
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
- Tonic pupil (Adie's ... OculomotorNerve (CN ... - Homer's Syndrome ... Abnormalities #Differential ... Types #Anisocoria #Adies
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Evaluation Flow Chart - Differential ... - Horner's Syndrome ... Anisocoria - CN ... Dilatation - Adie's ... Evaluation #Algorithm #Differential
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... • Turner Syndrome ... Anorexia Nervosa • CNS ... #ShortStature #Differential ... endocrinology #causes #pediatrics
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Cirrhosis Syndrome ... the lung) - CNS ... hemorrhage) - Pulmonary ... #Hyponatremia #Differential
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... cirrhosis, nephrotic syndrome ... Stress, Nausea, Pulmonary ... Diseases, CNS Disease ... #Hyponatremia #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Hypoventilation Syndrome ... Intracardiac, Pulmonary ... Hepatopulmonary Syndrome ... Hypoxia #hypoxemia #differential
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Unilateral Mydriasis: CN ... closure glaucoma, Adie's ... response, Serotonin syndrome ... Miosis: Horner's syndrome
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... disorder (Cardiac, pulmonary ... etc) • CNS -> ... • Acute stroke syndromes ... #Weakness #Differential
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Hypereosinophilic Syndrome ... , wt loss; CV, CNS ... Lung #Diseases #pulmonary ... #differential #