115 results
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Purple #Urine #Bag ... pathophysiology #clinical ... #photo #differential ... #diagnosis
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Diagnosis Framework ... lntracranial hemorrhage, SAH ... Dilated #Pupil #differential ... #diagnosis #neurology
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases - Differential ... Diagnosis • Inflammatory ... : MS, ADEM, NMO, ... #Diagnosis #causes ... #neurology
Clinical Presentation of Conditions That Mimic Cellulitis and True Cellulitis 

 - Deep Vein Thrombosis
 -
Clinical Presentation ... Cellulitis #Diagnosis ... #Clinical #Photo ... Cellulitis #Mimics #Differential
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Hemorrhagic (IPH, SAH ... Stroke #causes #differential ... #diagnosis #neurology
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Low Back Pain - Differential ... Diagnosis Intrinsic ... cholecystitis; • Neurologic ... #Diagnosis #causes ... #primarycare #msk
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
Colored Urine - Differential ... Diagnosis Framework ... - Purple urine bag ... Discoloration #Differential ... #Diagnosis #nephrology
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Critical and Emergent ... DIAGNOSES - ... Neuromuscular #Weakness #Differential ... #Neurology #Causes ... #Diagnosis
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Density of water SG ... to ADH) • ATN SG ... Interpretation #diagnosis ... #differential # ... nephrology
Causes of Scrotal Mass - Differential Diagnosis Algorithm
Painful - Sudden Onset
 • Testicular Torsion
 • Torsion
Scrotal Mass - Differential ... Diagnosis Algorithm ... Varicocele - Soft / "Bag ... #Differential # ... Diagnosis #Algorithm