13 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... • Provocative Tests ... absent anal wink test ... #differential # ... diagnosis #causes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... #UpperLimb #Extremity ... sensory #motor #arm ... #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... Casey Albin MD @ ... caseyalbin #PhysicalExam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... deficiency Work ... Fecal occult blood test ... #dermatology #physicalexam
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Non-compressive Spinal Cord Causes ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... , lower extremity
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... caused by bleeding ... Workup: • Complete ... blood count with differential ... #diagnosis #hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... an underlying cause ... you’ll do a good workup ... Best to have an ... #Polycythemia #Differential
Newborn Infant - Routine Examination

Birthweight, gestational age and birthweight percentile are noted.
General observation Of the baby's
assessment, is best ... for red reflex ... This reflex is not ... pressure in the arms ... Newborn #Infant #PhysicalExam
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
(PRS) are life-threatening ... mononeuritis multiplex WORKUP ... anti-GBM) Other tests ... Goodpasture's cause ... #differential #
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... depressed deep tendon reflexes ... paralysis of all extremity ... and sensitive tests