48 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... Hemorrhages • Focal areas ... ischemia causes ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge ... Pregnancy, Breast ... Production • Renal ... Hypothyroidism #Breast ... Endocrinology #Causes
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
white or yellow areas ... of the terminal retinal ... around atrophic areas ... #Retinopathy #pathophysiology ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... D - Increased renal ... Cell of lung, Renal ... Cell, Breast Cancer ... Hypercalcemia #Malignancy #Pathophysiology
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... namely, the many causes ... - Inherited Urea ... of ammonia: - Urease ... deficiency #Ammonia #Pathophysiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... (CRAO) • The retina ... edema caused by ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Tumors: Lung, SCC, renal ... , Bladder, Breast ... Diagnosis #Algorithm #causes
Lower Urinary Tract Infections: Complications
 - Infection damages the urinary tract epithelium causing fibroblast proliferation and
Prostatitis - Urease-producing ... Klebsiella) degrade urea ... which may cause ... UrinaryTractInfection #LUTI #Pathophysiology
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
common: lung, breast ... , prostate, renal ... common: lung, breast ... Differential #Diagnosis #causes