Sandbox: sadaf

Pyuria Differential Diagnosis

Differentiating the diseases that can cause pyuria:

Category	Disease			Clinical manifestations										Para−clinical findings										Gold standard for diagnosis	Associated findings
				Symptoms							Physical examination
														Lab Findings							Imaging
				Pain	Fever	N/V	Urinary symptoms				BP	Edema	Other	CBC	Electrolytes	Urinalysis					Ultrasound	CT scan	Other
							Dysuria	Frequency	Urgency	Gross hematuria						Cell	Cast	Bacteriuria	Culture	Other
Infectious diseases	UTI	Bacterial	Asymptomatic bacteriuria	−	−	−	−	−	−	−	Nl	−	−	Nl	Nl	−	−	+	−	−	−	−	−	Urinalysis	Increased risk in pregnancy
			Cystitis	−	−	−	+	+	+	−	Nl	−	−	Nl	Nl	↑	−	+	+	Nitrite +	−	−	−	Urinalysis
			Pyelonephritis	+	+	+	+	+	+	−	Nl	−	−	WBC ↑	Nl	↑	WBC cast	+	+	Nitrite +	−	−	−	Clinical manifestation + urinalysis
		Viral
		Tuberculosis
		Fungal
		Urethritis	Chlamydia
			Gonococcus
		Prostatitis
	Balanitis
	PID
	Appendicitis
Non−infectious diseases	Urinary tract disorders	Urinary catheterization
		Urinary tract stone
		Urinary tract neoplasm
		Urinary fistula
		Interstitial cystitis
		Pelvic irradiation
	Renal diseases	Polycystic kidney disease
		Renal vein thrombosis
		Interstitial nephritis
		Analgesic nephropathy
		Papillary necrosis
	Systemic disease	Systemic lupus erythematosus
		Kawasaki's disease
		Graft versus host disease (GVHD)
Category	Disease			Pain	Fever	N/V	Dysuria	Frequency	Urgency	Gross hematuria	BP	Edema	Other	CBC	Electrolytes	Cell	Cast	Bacteriuria	Culture	Other	Ultrasound	CT scan	Other	Gold standard for diagnosis	Associated findings