8 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... in adults - Breast ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Orthopedics #Causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - Differential ... Diagnosis Algorithm ... renal, Bladder, Breast ... Miscellaneous - Bone ... #causes #endocrinology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
MLF) Iniury • One-and-a-half ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... known as (Cogan’s) One ... gaze palsy to one ... result is that one ... #OneAndAHalf #One
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... one hand, classic ... identifies 85 to 95% of cases ... one to two weeks ... required +/- prompt ophthalmology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Diagnosis Algorithm ... Vascular Causes ... Infiltration: Often breast ... rises later - Half-life ... hemolysis) • ALP: Bone
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Haverhill fever caused ... acquired dermal macular ... lung, esophageal, breast ... • This one is ... comparison #table #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... , Shortness of breath ... • Upper lung zone ... AIDS #pulmonary #differential