35 results
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential Diagnosis ... Recreational drugs, Poisons ... #Algorithm #Causes ... #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... blood test • Serology ... #Algorithm #Causes ... #dermatology #physicalexam
Kussmaul's Sign on Physical Exam

What’s the diagnosis?
Severe biventeicular failure with + Kussmaul sign! NICM. No constriction!

-
What’s the diagnosis ... infarct, and other rarer ... causes of right-sided ... Kussmauls #Sign #physicalexam
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
(<10%): fever, rash ... sterile pyuria, WBC casts ... proteinuria, granular casts ... AIN #Algorithm #nephrology ... #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... Dislocation - May cause ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... • Trauma • Crush ... blunt trauma, crush ... #differential #diagnosis ... extremity #msk #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
cell/white cell casts ... maculopapular rash ... vesicular rash, ... Nephrocalcinosis causes ... nephrotic #syndrome #nephrology
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... Gastrointestinal: Diarrhea, Nausea ... , Erythematous rash ... Extrapulmonary #Diagnosis