132 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
PT, aPTT(liver disease ... K), H. pylori test ... thyroid function test ... (CVID, WAS), (neurologic ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... disorders • Celiac disease ... effect following treatment ... Diagnosis #Algorithm #Causes ... #Hematology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
and irreversible disease ... time, and can cause ... delusions and, in some cases ... course of the disease ... clinical #video #neurology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... vertigo Diagnostic tests ... - Ice cube test ... , TempTest test ... Urticaria #diagnosis #rheumatology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... positional episodes caused ... or supine roll test ... Méniére's disease
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
pupillary light reflex ... Optic nerve* (main cause ... due to MS How to test ... swinging light test ... #Defect #RAPD #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Test downward eye ... Test if patient ... document response (tests ... Casey Albin MD @ ... #PhysicalExam #neurology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Kidney Disease ... hydronephrosis on U/S) • Reflux ... KidneyDisease #Nephrology ... Diagnosis #Algorithm #Causes
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Gastro-Esophageal Reflux ... Disease • ... Biliary Disease ... • Peptic Ulcer Disease ... • Trauma - Neurologic
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... swinging-flashlight test ... the pupillary reflex ... regarding the cause ... Pupillary #Defect #Neurology