32 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... MF) • Chronic myeloid ... #Differential # ... Diagnosis #Causes
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Differential Diagnosis ... Myelofibrosis • Chronic Myeloid ... #Differential # ... Diagnosis #causes
Acquired Immunodeficiency Syndrome (AIDS): Summary of Causes and Ocular Manifestations
 • Molluscum lesions
 • Eyelid Kaposi
AIDS): Summary of Causes ... and Ocular Manifestations ... Molluscum lesions • Eyelid ... spots #AIDS #Ocular
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Drooping of the upper eyelid ... that elevate the eyelid ... muscle of the upper eyelid ... trauma to the eyelid ... Cicatrization • Eyelid
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome - Causes ... Plasmapheresis - Multiple myeloma ... Hydroxyurea - Thrombocytosis ... Hyperviscosity #Syndrome #Causes ... #Differential #
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Hyperuricemia - Differential ... • Acute Myeloid ... • Chronic Myeloid ... Hyperuricemia #Differential ... endocrinology #causes
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... Disorders: • Chronic myeloid ... translocation • Acute myeloid ... Chickenpox Other Causes ... #Diagnosis #causes
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Leukocytosis, Thrombocytosis ... #Hyperkalemia #Differential ... Diagnosis #Algorithm #causes ... potassium #high #pathophysiology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
upper or lower eyelid ... inflammation of the eyelid ... normal: - extra-ocular ... Periorbital #Cellulitis #pathophysiology
Eyelid Myokymia on Physical Exam

via @ophthalmobcn

Unilateral eyelid tic or twitch - typically benign and self-limited, often
Eyelid Myokymia ... Unilateral eyelid ... self-limited, often caused ... #Myokymia #eyelid ... #ocular #clinical