22 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #Pupil #PhysicalExam
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
- Differential Diagnosis ... Hyperthyroidism CNS ... /agitation • CNS ... Polyarteritis nodosa • Scleroderma ... #causes
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic ... and Likelihood Ratios ... Cholecystitis #Diagnosis ... Characteristics #Table ... LikelihoodRatio #Accuracy #PhysicalExam
Dysphagia Differential Diagnosis Algorithm
Oropharyngeal Dysphagia
Structural
 • Tumors
 • Zenker's Diverticulum
 • Foreign Bodv
Neuromuscular Toxic/Metabolic
 • Myasthenia
Dysphagia Differential Diagnosis ... Myasthenia Gravis • CNS ... Progressive Symptoms • Scleroderma ... #Differential #Diagnosis ... #Algorithm #Causes
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
DVT - Likelihood Ratios ... - Tenderness - NS ... DVT #Likelihood #Ratios ... #PhysicalExam # ... diagnosis
Cushing Syndrome - Likelihood Ratios of Physical Exam Findings
Moon facies LR +1.6
Central obesity LR +3.0
Generalized obesity
Syndrome - Likelihood Ratios ... , in women LR +NS ... Syndrome #Likelihood #Ratios ... #LRs #PhysicalExam ... #diagnosis #endocrinology
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... #bradycardia #Causes ... #differential #diagnosis ... infectiousdiseases #table
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- Differential Diagnosis ... Fascicle (Other CN ... pilocarpine • Tonic (Adie's ... #Differential #Diagnosis ... #Algorithm #Causes
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... Framework Causes ... Unilateral Mydriasis: CN ... closure glaucoma, Adie's ... #differential #diagnosis
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... the lung) - CNS ... #Differential #Diagnosis ... #Table #Causes