3272 results
Causes of Abnormal Urine Colors - Differential Diagnosis
Blue-Green - Yellow - Orange - Pink - Red
Causes of Abnormal ... Red - Brown - Black ... differential #diagnosis #causes
Black and Bloody Stools - Melena and Hematochezia
Melena - Refers to passage of black, tarry (sticky
Black and Bloody ... to passage of black ... result from other causes ... hemorrhage may also cause ... #Differential #Causes
Causes of elevated osmolal gaps. For the 341 patients who presented with elevated osmolal gap (OG)
Causes of elevated ... suspected primary cause ... The black bars indicate ... likely primary cause ... #Osmolal #Gap #Causes
Causes of elevated osmolal gaps. For the 341 patients who presented with elevated osmolal gap (OG)
Causes of elevated ... suspected primary cause ... The black bars indicate ... likely primary cause ... #Osmolal #Gap #Causes
Upper Gastronintestinal Bleed - Differential Diagnosis Algorithm
Acute Hematemesis/Melena
 - Blood in vomitus?/black, tarry stools
 - If
/black, tarry stools ... Diagnosis #Algorithm #Causes
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Discoloration - Brown / Black ... Diagnosis #Algorithm #causes
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
and Secondary Causes ... Hypertension Secondary Causes ... Cocaine • Black ... Diagnosis #Algorithm #causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Otitis externa - Caused ... anorexia Other Causes ... Thyroiditis (rarely causes ... • Other rare causes ... Loss of vision or black
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
complex Brown/Black ... Urine: • Any cause ... dyes typically cause
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... non-obese, non-black ... renovascular or endocrine causes ... Causes: • Vascular ... Hypertension #Workup #causes