The Bronx

* A woman showed up at Bronx Lebanon Hospital yesterday with serious stab wounds, authorities said.

The victim, in her mid-20s, came at 1 p.m. to the emergency room on the Grand Concourse at Mount Eden Parkway in Mount Eden.

Authorities said she suffered neck and shoulder wounds from an attack that occurred at an undisclosed location.

It was unclear what sparked the stabbing or who committed the crime.

* Police yesterday were searching for a teenager who disappeared from her Melrose apartment.

Jessica Sabater, 18, who is mentally impaired, was spotted leaving her Cauldwell Avenue at East 158th Street residence at about 7 p.m. Friday, cops said.

Relatives reported her missing to police

She is 5-foot-5, 130 pounds with brown eyes and dark hair. She was wearing blue and white sneakers, a black shirt and a yellow jacket.

Staten Island

* Two drug suspects were arrested after leading police on a chase through Stapleton, authorities said yesterday.

Cops saw Taquan Brock, 19, and Williams Sanders, 21, sitting in a 2000 Saturn bearing Connecticut plates near Cedar and Broad streets at about 10:10 p.m. Monday, sources said.

The officers drove away, but returned an hour later and noticed the car parked at the same location.

A person standing by the car called out that police were coming.

The Saturn sped off with the cops in hot pursuit.

The officers saw the suspects toss two bags of crack cocaine out of the windows before pulling the car over, sources said.

Police recovered crack and marijuana from the suspects, who were charged with narcotics possession, according to a spokesman for DA Daniel Donovan.

* A teenager horsing around with a cellphone camera in Staten Island Criminal Court got busted after he snapped pictures of a judge during a hearing, authorities said yesterday.

Alexander Perez, 19, went to the courthouse on Targee Street with his brother, Michael Perez, who was there on a desk-appearance ticket for petit larceny, sources said.

Ignoring posted signs prohibiting photographs, Alexander allegedly snapped several pictures of his brother and the judge.

Officers cuffed Alexander, who was charged with criminal contempt.

* A youth was arrested in the apparently unprovoked stabbing of a teenage girl during a bash in Mariners Harbor, authorities said yesterday.

Ashley Chandler, 18, was attending a New Year’s soiree with her 18-year-old victim in the lobby of a housing project on Continental Place at about 2:40 a.m. on Jan. 1, sources said.

Suddenly, Chandler lunged at the victim and began pummeling her.

The victim tried to run away, but Chandler caught up and stabbed her in the head and neck apparently with an ice pick, cops said.

Chandler fled, but was nabbed Monday and charged with assault.

The victim was released after treatment at St. Vincent’s Hospital.

Brooklyn

* Two thugs were arrested in East New York after threatening to kill a taxi driver at knifepoint, authorities said yesterday.

Jeremiah Little, 45, and Valerie Daniels, 42, were being driven by the 46-year-old cabby to a requested destination, but the three lost their way at Liberty Avenue and Elton Street at 9 p.m. Monday, sources said.

The driver stopped and the two passengers got out, allegedly to ask somebody for directions.

Moments later, the cabby inquired about payment, and Daniels allegedly pulled a knife and threatened to kill him, sources said.

Then Little allegedly kicked the driver-side door as the cabby called 911.

Police arrived and arrested the suspects, who were charged with menacing, disorderly conduct and weapons possession.

* An ex-con robbed two acquaintances at gunpoint after they left a Brownsville gambling den, authorities said yesterday.

The suspect, Richard Brown, 22, confronted Jason Hussey and his nephew Kamaal McKenzie, 24, outside the gaming hall on East 98th Street near Lenox Road at 12:05 a.m. Monday, sources said.

Brown allegedly asked for $5, but McKenzie and Hussey rebuffed him.

Then Brown pointed a gun at McKenzie, demanded his money and struck him in the face, sources said.

McKenzie handed over $150 and Hussey $100.

The victims later identified Brown in a police photo array and he was arrested about two hours later.

A spokesman for DA Charles Hynes said Brown was charged with robbery, assault and menacing.

State records show that Brown was released last August after serving nearly three years on an assault rap.

* A Flatbush woman flipped her lid, assaulting a young woman and swiping the wig off her head, cops said yesterday.

In a Jan. 15 argument, suspect Parnelle Gaston, 50, accused a 21-year-old woman of having a relationship with Gaston’s boyfriend, sources said.

The argument, which took place at East 32nd Street near Tilden Avenue in East Flatbush at 8:30 p.m., became heated and Gaston threatened to kill the woman, cops said.

Gaston then allegedly struck the victim in the face, sprayed an irritant in her eyes, slashed and bit her arm, ripped the earrings off her lobes and snatched the wig off her head.

Gaston finally knocked the woman to the ground and fled.

The victim filed a police report and cops busted Gaston at her East 21st Street home on Monday.

She was wearing her victim’s wig when she was collared, cops said.

Gaston was charged with assault, menacing, robbery and grand larceny.