Bladder Diary Calculator
Learn

Tag

Underactive bladder

Articles in the Bladder Diaries journal tagged Underactive bladder, newest first.

A canal lock holds the water until the gate opens on a deliberate decision, the way a trial of void holds the catheter until the bladder can empty on its own
Bladder diary

Trial of Void Protocol After Surgery

A trial of void protocol is a catheter-removal decision with a pass number, not a checklist: thresholds, methods, and the surgery-by-surgery retention map.

Dr. Di Wu, MD, PT · 18 min read
A nursing care plan works like a score: a precise sequence followed and checked step by step, annotated for the patient in front of you
Bladder diary

Urinary Retention Nursing Care Plan: NANDA & Interventions

An evidence-cited urinary retention nursing care plan: assessment, NANDA diagnoses, measurable outcomes, interventions with cited rationales, and evaluation.

Dr. Di Wu, MD, PT · 14 min read
A bladder scanner, like any precision instrument, is only as trustworthy as the technique that reads it
Bladder diary

How to Use a Bladder Scanner

A bladder scanner returns a number with false confidence: a late, off-midline, or wrong-preset scan manufactures a residual that derails the voiding workup.

Dr. Di Wu, MD, PT · 12 min read
Post-micturition dribble is the last drop left in the urethra after the bladder has already emptied
Bladder diary

Post-Micturition Dribbling vs Overflow: The Differential

Post-micturition dribble is usually a benign urethral leak, but the same complaint can be overflow from a bladder that never emptied. Here is the differential.

Dr. Di Wu, MD, PT · 11 min read
The bladder outlet behaves like a tap: obstruction is resistance at the valve, not weakness in the pump behind it
Bladder diary

Bladder Outlet Obstruction: The Pressure-Flow Diagnosis

Bladder outlet obstruction is the diagnosis a flow rate cannot make: low flow means a blocked outlet or a weak detrusor, and only pressure-flow separates them.

Dr. Di Wu, MD, PT · 13 min read
Each looks identical in the carton until you grade them one by one, the discipline urinary urgency demands before treatment
Bladder diary

Urinary Urgency: Phenotype Before You Prescribe

Urinary urgency masquerades as overactive bladder. Phenotype it on the bladder diary, excluding overflow and fluid imbalance, before reaching for a drug.

Dr. Di Wu, MD, PT · 27 min read
A steady stream shows the flow but not the force behind it, the core ambiguity in uroflowmetry interpretation
Bladder diary

Uroflowmetry Interpretation: Reading Qmax and Flow Curves

Uroflowmetry interpretation for clinicians: read flow curve, Qmax, and voided volume against the bladder diary and PVR, because a low Qmax is ambiguous.

Dr. Di Wu, MD, PT · 17 min read
Magnifying glass on documents: the close-reading discipline ICD-10 bladder outlet obstruction coding demands
Bladder diary

Bladder Outlet Obstruction ICD-10: N40.1 vs N32.0 vs N13.9

Bladder outlet obstruction ICD-10: N40.1 for BPH, N32.0 for bladder-neck, N13.9 unspecified, N36.44 for dysfunctional voiding, plus female BOO.

Dr. Di Wu, MD, PT · 28 min read
A handwritten inventory ledger: the same audit-defensible classification work that ICD-10 codes for urinary urgency perform
Bladder diary

Urinary Urgency ICD-10: R39.15 vs N32.81 vs N39.41

ICD-10 codes for urinary urgency: R39.15 for the symptom, N32.81 for OAB syndrome, N39.41 with leakage. The LUTS code menu organized by IPC 4Is buckets.

Dr. Di Wu, MD, PT · 24 min read
Pocket watch gears: the bladder's contractile mechanism is the difference between BPH and underactive bladder
Bladder diary

Underactive Bladder & Detrusor Underactivity (N31.2, N31.8)

Underactive bladder and detrusor underactivity (N31.2, N31.8): the diary plus PVR shows which bucket the patient sits in before urodynamics. Workup guide.

Dr. Di Wu, MD, PT · 23 min read
Clear graduated measuring glass: turning volume into a calibrated number, the same job a 3-day bladder diary performs
Bladder diary

Normal Capacity of the Bladder: Functional vs Anatomical

The 300-500 mL textbook range is anatomical capacity. The number that drives clinical decisions is functional capacity, read off a 3-day bladder diary.

Dr. Di Wu, MD, PT · 17 min read