135 results
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
Hordeolum (Stye ... eyelash follicle • Cause ... upper lid • Cause ... Ophthalmology #Hordeolum #Stye ... Chalazion #Comparison #Table
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Differential Diagnosis Algorithm ... Blepharitis • Stye ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Diagnosis Lids: • Stye ... Differential #Diagnosis #table ... #causes #ophthalmology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
specificity for EKG ... EKG is helpful in ... evaluating for other causes ... in relation to ECG ... ST-T Changes • STE
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... • Thrombus (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Toxic Damage (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... polyneuropathy (e.g ... Hyperreflexia #Testing #Causes ... differential #diagnosis #table
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Causes of Hypercalcemia ... Differential Diagnosis Algorithm ... Granulomatous Disorders (eg ... Differential #Diagnosis #Algorithm ... #Causes #endocrinology
Causes of Congenital Anomalies - Differential Diagnosis Algorithm
Malformation
 • Embryonic development failure or inadequacy (often multifactorial)
Deformation
Causes of Congenital ... Differential Diagnosis Algorithm ... normal tissue (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Peds #