3005 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
in response to dark ... dissociation • Other causes ... pupillary asymmetry in dark
Hirsutism - Differential Diagnosis
Defined as excessive dark, coarse, male-pattern hair growth
Hirsutism causes in premenopausal women:
 •
Defined as excessive dark ... growth Hirsutism causes ... tumors Hirsutism causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark ... disease Renal Causes ... Mass Ureteral Causes ... and SMA - Can cause ... urinary tract) Causes
There is an atelectasis of the left upper lobe.
You would not expect the apical region to
region to be this dark ... in fact this is caused ... lower lobe, which causes
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
equal in light and dark ... Diagnosis #Algorithm #Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Non-blanchable, dark ... disorders, or other causes ... Coagulation disorders CAUSES ... Quantity: • Primary Causes ... • Secondary Causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Splinter hemorrhages (dark ... Diagnosis #Algorithm #causes
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
aldosterone Causes ... : Most Common Causes ... Tuberculosis: can cause ... Dizziness • Nausea ... - Dark patches
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
experience, the cause ... surgery; as in our case ... properly in the dark
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
Ulcers - Atypical causes ... RPR(-), consider dark ... Ulcers #Atypical #causes