34 results
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
The Hoffmann's reflex ... test itself involves ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
A normal plantar ... reflex response ... A positive test, ... PhysicalExam #Diagnosis ... #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... movements; also normal ... • Examine for signs ... #PhysicalExam #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
It is a clear sign ... the pupillary reflex ... very sensitive diagnostic ... regarding the cause ... #Clinical #Video
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... osmolarity If cause ... investigations abnormal ... clinical context and signs ... #nephrology #causes
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 ... Differential Diagnosis ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... Areflexia (loss of normal ... leg reflexes) ... pathophysiology #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Positive pathergy test ... is a skin prick test ... ) Differential Diagnosis ... #signs #symptoms
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
of symptoms or signs ... pp65 antigenemia test ... 50 or less: • Neurologic ... Retinitis (Most common cause ... Liver: Hepatitis, Portal