14 results
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic ... and Likelihood Ratios ... #Diagnosis #Cholecystitis ... Characteristics #Table ... LikelihoodRatio #Accuracy #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
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
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
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential Diagnosis ... losses Sodium ... Malignancy - CNS ... #Differential #Diagnosis ... #Table #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... the lung) - CNS ... #Differential #Diagnosis ... #Table #Causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Testing Common causes ... agent Uncommon causes ... #Causes #Screening ... #Workup #table
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... Lassa fever virus, rabies ... bowel disease, scleroderma ... #Myocarditis #Causes ... #differential #diagnosis
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Management Summary Causes ... Elevation 4:1 ratio ... per day until stable ... #Management #causes